I may found you may found she may found we may found you may found they may found
V-ing form
I may be founding you may be founding she may be founding we may be founding you may be founding they may be founding
Perfect
I may have founded you may have founded she may have founded we may have founded you may have founded they may have founded
V-ing perfect
I may have been founding you may have been founding she may have been founding we may have been founding you may have been founding they may have been founding
Negation
Simple form
I may not found you may not found she may not found we may not found you may not found they may not found
V-ing form
I may not be founding you may not be founding she may not be founding we may not be founding you may not be founding they may not be founding
Perfect
I may not have founded you may not have founded she may not have founded we may not have founded you may not have founded they may not have founded
V-ing perfect
I may not have been founding you may not have been founding she may not have been founding we may not have been founding you may not have been founding they may not have been founding
Interrogative form
Simple form
may I found? may you found? may she found? may we found? may you found? may they found?
V-ing form
may I be founding? may you be founding? may she be founding? may we be founding? may you be founding? may they be founding?
Perfect
may I have founded? may you have founded? may she have founded? may we have founded? may you have founded? may they have founded?
V-ing perfect
may I have been founding? may you have been founding? may she have been founding? may we have been founding? may you have been founding? may they have been founding?
Interro-negative form
Simple form
may I not found? may you not found? may she not found? may we not found? may you not found? may they not found?
V-ing form
may I not be founding? may you not be founding? may she not be founding? may we not be founding? may you not be founding? may they not be founding?
Perfect
may I not have founded? may you not have founded? may she not have founded? may we not have founded? may you not have founded? may they not have founded?
V-ing perfect
may I not have been founding? may you not have been founding? may she not have been founding? may we not have been founding? may you not have been founding? may they not have been founding?