Collocations for espionage - noun

industrial
The big computer companies are very worried about industrial espionage.

international | American, British, etc.

be engaged in, be involved in, engage in | be executed for, be expelled for, be imprisoned for
Two members of the embassy staff had been expelled for espionage.

activities

~ against
She was found guilty of espionage against the United States.

~ on behalf of
espionage on behalf of foreign states

the world of espionage
the shadowy world of espionage