go into

Short definition from Wiktionary

Verb

1. 1
   To get involved in; to investigate or explore.
2. 2
   To embark upon as an occupation or profession.
3. 3
   To divide, to be a factor of.
4. 4
   To attack; to assault physically.
5. 5
   Used other than figuratively or idiomatically: see go, into.