sort by Rank | Alpha
| Possible Meanings | Rank |
| Company Announcement Office | **** |
| Control Applications of Optimisation | **** |
| Council Appointed Officials | **** |
| Central Administration Office | **** |
| Cebp Aacrjournals Org | **** |
| Citizens Aide Ombudsman | **** |
| Code or in Any Other | **** |
| Chad Allen Online | **** |
| Chief Actuarial Officer | **** |
| Center for Adaptive Optics | **** |
| Central Asian Ovcharka | **** |
| Client Advocacy Office | **** |
| Chief Alliance Officer | **** |
| Circ Ahajournals Org | **** |
| Concentrated Animal Operations | **** |
| College Activities Office | **** |
| Chief Accounts Officer | **** |
| Commandant for Acquisition | **** |
| Christian Alliance for Orphans | **** |
| Cafe Accordion Orchestra | **** |
| Centro Africa Occidentale | **** |
| Community Action Opportunities | **** |
| Civil Aviation Organization | **** |
| Community Anchor Organisations | *** |
| CHIEF ACADEMIC OFFICERS | *** |
| Citizens Advocacy Office | *** |
| Critical Areas Ordinance | *** |
| Coordinate the Opening | *** |
| Chief Administrative Officers | *** |
| Compliance Advisor Ombudsman | *** |
| Canadian Astronaut Office | *** |
| Cultural Arts Office | *** |
| Chlorophyll A Oxygenase | *** |
| Collectieve Arbeids Overeenkomst | *** |
| Central Aerological Observatory | *** |
| Chronic Airway Obstruction | *** |
| Central Agricultural Office | *** |
| Cambridge Admissions Office | *** |
| Central Application Office | *** |
| Central Accounts Office | *** |
| City Administrative Officer | *** |
| Client Activated Objects | *** |
| critical area overlay | *** |
| Combined Aerospace Operations | *** |
| City Administrators Office | *** |
| California Association of Orthodontists | *** |
| County Administrator Office | *** |
| Contract Administration Offices | *** |
| Civil Aviation Orders | *** |
| Chief Applications Officer | *** |
| Court Assistance Office | *** |
| Chief Agency Officer | *** |
| Council of Agricultural Organizations | *** |
| Chief Administration Officer | *** |
| Chief Administrator Officer | *** |
| Canadian Actor Online | *** |
| critical area ordinance | *** |
| Critical Areas Ordinances | *** |
| Control Authority Office | *** |
| Coaching and Out | *** |
| Customer Affairs Office | *** |
| Chief Administrators Office | *** |
| community arts ontario | *** |
| Compliance Advisor and Ombudsman | *** |
| Chief Adviser Office | *** |
| Chronic Airflow Obstruction | *** |
| Commander Air Operations | *** |
| Compliance Advisory Ombudsman | *** |
| Coaches Association of Ontario | *** |
| Casualty Assistance Officers | *** |
| Classic Artist Oils | *** |
| Cost Accounting Office | *** |
| Central Administrative Office | *** |
| Central Auditing Office | *** |
| County Assistance Offices | *** |
| Crimean Astrophysical Observatory | *** |
| Chief Adventure Officer | *** |
| Catania Astrophysical Observatory | *** |
| Comme Autocad Ou | *** |
| College Administrative Officer | *** |
| Companies Announcement Office | *** |
| Casualty Assistance Officer | *** |
| Centrum Aktywnej Odnowy | *** |
| Court Assessment Order | *** |
| Cold Air Outbreaks | *** |
| Control Applications of Optimization | *** |
| Council for the Arts in Ottawa | *** |
| Connecticut Association of Optometrists | *** |
| Constant Axial Offset | *** |
| Comunidad Africana Oriental | ** |
| Caries-Absent-Occluded | ** |
| carotid artery occlusion | ** |
| chemolithoautotrophic ammonia oxidizers | ** |
| chlorophyllide a oxygenase | ** |
| circumflex artery occlusion | ** |
| Combined Air Operations | ** |
| convergent angled osteotomy | ** |
| coronary arterial occlusion | ** |
| coronary arterial occlusions | ** |
| coronary artery occlusion | ** |
| Coronary artery occlusion | ** |
| pre-coronary artery occlusion | ** |
| Carr Astronomical Observatory | ** |
| Chief Agriculture Officer | ** |
| Cyclophosphamide Adriamycin Oncovin | ** |
| Containing Amine Oxidases | ** |
| Chirurgischen Arbeitsgemeinschaft Onkologie | ** |
| Coletivo Anarquista Organizado | ** |
| Commissioned Artistic Officials | ** |
| chronic air-flow obstruction | ** |
| Cold Air Outbreak | ** |
| complete upper airway obstruction | ** |
| concentration , average observed concentration | ** |
| Chiropractic Association of Oregon | ** |
| Citizens Assistance Office | ** |
| Chief Administration Officers | ** |
| chlorophyllide a oxygenase gene | ** |
| Congressional Affairs Office | ** |
| Coaching Association of Ontario | ** |
| Canadian Association of Optometry | ** |
| Caribbean Area Office | ** |
| Controlled Air Oxidation | ** |
| Consent Administrative Order | ** |
| Court Administration Officer | ** |
| Chief Acquisition Officers | ** |
| Chief Agricultural Officer | ** |
| City Agriculture Office | ** |
| Client Administration Officer | ** |
| Chaffey Art Organization | ** |
| Complex Analog Output | ** |
| Canadian Association of Oral | ** |
| Controllers Accounting Office | ** |
| Conference of Administrative Officers | ** |
| Compliance Assistance Office | ** |
| Conscious Alert Oriented | ** |
| Central Administrative Overheads | ** |
| Chief Acccounting Officer | ** |
| Commercial Advertising Operations | ** |
| Control Area Operator | ** |
| Copper Amine Oxidases | ** |
| Communist Action Organization | ** |
| Computer Aided Organisation | ** |
| Center Adjudications Officer | ** |
| Chl A Oxygenase | ** |
| Competent Accrediting Officer | ** |
| CONDITION AND Officer | ** |
| Central Approval Office | ** |
| Central Audit Organization | ** |
| Catalyzes the Oxy | ** |
| Corporate Affairs Office | ** |
| Civil Affairs Officers | ** |
| Civil Aviation Office | ** |
| Coniferyl Alcohol Oxidase | ** |
| Caregivers Association of Ontario | ** |
| Chief Ablet Officer | ** |
| Chief Armour Officer | ** |
| Change to Approach | ** |
| Chief Administrative Official | ** |
| Compliance Adviser and Ombudsman | ** |
| Component Assembly and Orchestration | ** |
| Computer Account Object | ** |
| Computer Assisted Operations | ** |
| Conversion to Appointment | ** |
| Caf Accordion Orchestra | * |
| Chancellor for Archbishop | * |
| Change in Appointing Office | * |
| Camp Admin Office | * |
| Caring About Others | * |
| Committee on Academic Operations | * |
| Cagliari Astronomical Observatory | * |
| Chief Accounting Officers | * |
| Chief Armoury Officer | * |
| City Agriculturists Office | * |
| Contract Administration Officer | * |
| Control and Audit Office | * |
| Cost Analysis Office | * |
| Completed as Ordered | * |
| Conclusions And Opinions | * |
| Contracts Administration Office | * |
| Canandian Association of Orthodontists | * |
| Collateral Action Officer | * |
| Complaints Advisory Ombudsman | * |
| Counter Air Operations | * |
| Cyprus Assay Office | * |
| Computerorientiertes Administrations und Organisationssystem | * |
| Coordinating Agency Office | * |
| Cross Assigned Out | * |
| Contractor Acquired Operational equipment | * |
| Central Accounting Offices | * |
| Commercial Affairs Officer | * |
| Computer Applications Organization | * |
| Central Automation Office | * |
| Commercial affairs officers | * |
| Contract Administration Organization | * |
| Cagliari Astronomical Observator | * |
| California Association of Omes | * |
| Canberra Australia Organic | * |
| Center for the Advancement of Objectivism | * |
| Central American Operations | * |
| Chief Anthony Omotosho | * |
| City of Anaheim Official | * |
| Comments And Objections | * |
| Commute Alternatives Office | * |
| Commuunity Associations Online | * |
| Compliance at All Operations | * |
| Contracting Admin Officer/Competency Aligned Organization | * |
| Corporation des Agronomes de l'Outaouais | * |
| Coupons from Auburn and Opelika | * |
| critical areas of operation | * |
| Cultural Anthropology at Oxford | * |
| Curry Anita Owia | * |
| Customized Angel Ornaments | * |
| SOP Standing Operating Procedures for Coordination of Atomic Operations | * |