I may flow you may flow he may flow we may flow you may flow they may flow
V-ing form
I may be flowing you may be flowing he may be flowing we may be flowing you may be flowing they may be flowing
Perfect
I may have flowed you may have flowed he may have flowed we may have flowed you may have flowed they may have flowed
V-ing perfect
I may have been flowing you may have been flowing he may have been flowing we may have been flowing you may have been flowing they may have been flowing
Negation
Simple form
I may not flow you may not flow he may not flow we may not flow you may not flow they may not flow
V-ing form
I may not be flowing you may not be flowing he may not be flowing we may not be flowing you may not be flowing they may not be flowing
Perfect
I may not have flowed you may not have flowed he may not have flowed we may not have flowed you may not have flowed they may not have flowed
V-ing perfect
I may not have been flowing you may not have been flowing he may not have been flowing we may not have been flowing you may not have been flowing they may not have been flowing
Interrogative form
Simple form
may I flow? may you flow? may he flow? may we flow? may you flow? may they flow?
V-ing form
may I be flowing? may you be flowing? may he be flowing? may we be flowing? may you be flowing? may they be flowing?
Perfect
may I have flowed? may you have flowed? may he have flowed? may we have flowed? may you have flowed? may they have flowed?
V-ing perfect
may I have been flowing? may you have been flowing? may he have been flowing? may we have been flowing? may you have been flowing? may they have been flowing?
Interro-negative form
Simple form
may I not flow? may you not flow? may he not flow? may we not flow? may you not flow? may they not flow?
V-ing form
may I not be flowing? may you not be flowing? may he not be flowing? may we not be flowing? may you not be flowing? may they not be flowing?
Perfect
may I not have flowed? may you not have flowed? may he not have flowed? may we not have flowed? may you not have flowed? may they not have flowed?
V-ing perfect
may I not have been flowing? may you not have been flowing? may he not have been flowing? may we not have been flowing? may you not have been flowing? may they not have been flowing?