fossick

Short definition from Wiktionary

Verb

1. 1
   To search for something; to rummage.
2. 2
   To search for something; to rummage: To elicit information; to ferret out.
3. 3
   To search for something; to rummage: To search for gems, gold, etc., on the surface or in abandoned workings.
4. 4
   To be troublesome.