deep cover agent

deep-cover agent

deep cover of indefinite durability

deep-cover

deep-cover operation

under deep cover

agent / agent network / agents

CW agent (chemical warfare agent)

obscurant agent (vision-restricting agent)

damage agent / damaging agent

air interdiction (AI), deep air support (DAS)

deep battle

deep fires

deep objective

deep penetration

deep snow operations

deep supporting fire

deep target

deep wading (fording)

deep water

deep-water fording kits

in deep rear

very deep draught ship

deep airborne envelopment

deep area

deep articulation

deep defilade

deep echelonment

deep exploitation

deep flank

deep interdiction target

deep-cavity projectile

deep-diving submersible