It may or ot might?
Sorry there is a typo
It might ***

+

It (may or might ) has
Or
It ( may or might ) have
??

Question

It may or ot might?
Sorry there is a typo 
It might ***

+

It (may or might ) has 
Or 
It ( may or might ) have 
??

Answer

This is the rule :
may/might/must/ can't have+ pp
if you are using it in Speculation or Guessing in the past.
ex: 
present(now): He may be ill .
past: He may have been ill yesterday.

Answer

it may or might have.