I may found you may found he may found we may found you may found they may found
V-ing form
I may be founding you may be founding he may be founding we may be founding you may be founding they may be founding
Perfect
I may have founded you may have founded he 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 he 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 he 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 he 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 he 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 he 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 he found? may we found? may you found? may they found?
V-ing form
may I be founding? may you be founding? may he be founding? may we be founding? may you be founding? may they be founding?
Perfect
may I have founded? may you have founded? may he 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 he 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 he 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 he 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 he 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 he not have been founding? may we not have been founding? may you not have been founding? may they not have been founding?