snooping
v.v. looking around a place or through someone's things in a secret way. You usually do this to find information that is not your business.
v. investigating or looking around stealthily, typically to find private information or secrets. Often carries a negative connotation of invading privacy.
I caught him snooping around my desk this morning.
She suspected her roommate was snooping through her private emails while she was out of the room.
The investigation revealed that several employees had been snooping into confidential client files without any professional justification or authorization.
The verb is intransitive and often takes the preposition 'around', 'through', or 'into'.
he was snooping my phonehe was snooping through my phoneSnooping is intransitive and requires a preposition like 'through' or 'into' before the object being searched.