I may mean you may mean he may mean we may mean you may mean they may mean
V-ing form
I may be meaning you may be meaning he may be meaning we may be meaning you may be meaning they may be meaning
Perfect
I may have meant you may have meant he may have meant we may have meant you may have meant they may have meant
V-ing perfect
I may have been meaning you may have been meaning he may have been meaning we may have been meaning you may have been meaning they may have been meaning
Negation
Simple form
I may not mean you may not mean he may not mean we may not mean you may not mean they may not mean
V-ing form
I may not be meaning you may not be meaning he may not be meaning we may not be meaning you may not be meaning they may not be meaning
Perfect
I may not have meant you may not have meant he may not have meant we may not have meant you may not have meant they may not have meant
V-ing perfect
I may not have been meaning you may not have been meaning he may not have been meaning we may not have been meaning you may not have been meaning they may not have been meaning
Interrogative form
Simple form
may I mean? may you mean? may he mean? may we mean? may you mean? may they mean?
V-ing form
may I be meaning? may you be meaning? may he be meaning? may we be meaning? may you be meaning? may they be meaning?
Perfect
may I have meant? may you have meant? may he have meant? may we have meant? may you have meant? may they have meant?
V-ing perfect
may I have been meaning? may you have been meaning? may he have been meaning? may we have been meaning? may you have been meaning? may they have been meaning?
Interro-negative form
Simple form
may I not mean? may you not mean? may he not mean? may we not mean? may you not mean? may they not mean?
V-ing form
may I not be meaning? may you not be meaning? may he not be meaning? may we not be meaning? may you not be meaning? may they not be meaning?
Perfect
may I not have meant? may you not have meant? may he not have meant? may we not have meant? may you not have meant? may they not have meant?
V-ing perfect
may I not have been meaning? may you not have been meaning? may he not have been meaning? may we not have been meaning? may you not have been meaning? may they not have been meaning?