Chief Executive Officer
Centre for Earth Observation
Crew Earth Observations
Comprehensive Electronic Office
Crew Earth Observation
Chief Education Officer
CHIEF EXECUTIVE OFFICE
Complete Enterprise Option
Configuration Engineering Office
Consumer Education Office
Campaign to End Obesity
Career Education Opportunity
Carrier-Envelope Offset
catalized electrochemical oxidation
Catalyzed Electrochemical Oxidation
Catholic Education Office
Celestial Ephemeris Origin
cell-enclosed oocytes
Center for Earth Observation
Central Engine Overhaul
Change engineering order
chick embryo origin
chicken-embryo-origin
Chief Elected Official
Chief Electoral Officer
Chief Engineering Officer
Chief Equipment Officer
Chief Ergonomic Officer
Chief Ethics Officer
Chief Evangelistic Officer