оперативно-диверсійна діяльність (про розвідку / термін спецслужб)
Deputy Chief of Staff -Operations (DCOS OPS)
information operations (IO) (Info Ops)
psychological operations (PSYOPS, Psy Ops)
General Purpose Ops Man’s Waistcoat
operations and logistics division (OPS/LOG)
black-ops unit
night ops
squared-away ops
clandestine operation; covert operation
covert
covert action
covert activities
covert amphibious entry
covert attack
covert delivery
covert forces
covert intelligence
covert operation
covert propaganda
covert warfare
covert way
carry out covert action
covert activity
covert influence operation
covert intelligence officer identities
covert intelligence work
information from covert sources