may manipulate
Regular verb: manipulate - manipulated- manipulated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may manipulate
you may manipulate
she may manipulate
we may manipulate
you may manipulate
they may manipulate 	I may be manipulating
you may be manipulating
she may be manipulating
we may be manipulating
you may be manipulating
they may be manipulating	I may have manipulated
you may have manipulated
she may have manipulated
we may have manipulated
you may have manipulated
they may have manipulated	I may have been manipulating
you may have been manipulating
she may have been manipulating
we may have been manipulating
you may have been manipulating
they may have been manipulating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't manipulate
you mayn't manipulate
she mayn't manipulate
we mayn't manipulate
you mayn't manipulate
they mayn't manipulate 	I mayn't be manipulating
you mayn't be manipulating
she mayn't be manipulating
we mayn't be manipulating
you mayn't be manipulating
they mayn't be manipulating	I mayn't have manipulated
you mayn't have manipulated
she mayn't have manipulated
we mayn't have manipulated
you mayn't have manipulated
they mayn't have manipulated	I mayn't have been manipulating
you mayn't have been manipulating
she mayn't have been manipulating
we mayn't have been manipulating
you mayn't have been manipulating
they mayn't have been manipulating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I manipulate?
may you manipulate?
may she manipulate?
may we manipulate?
may you manipulate?
may they manipulate? 	may I be manipulating?
may you be manipulating?
may she be manipulating?
may we be manipulating?
may you be manipulating?
may they be manipulating? 	may I have manipulated?
may you have manipulated?
may she have manipulated?
may we have manipulated?
may you have manipulated?
may they have manipulated? 	may I have been manipulating?
may you have been manipulating?
may she have been manipulating?
may we have been manipulating?
may you have been manipulating?
may they have been manipulating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I manipulate?
mayn't you manipulate?
mayn't she manipulate?
mayn't we manipulate?
mayn't you manipulate?
mayn't they manipulate? 	mayn't I be manipulating?
mayn't you be manipulating?
mayn't she be manipulating?
mayn't we be manipulating?
mayn't you be manipulating?
mayn't they be manipulating? 	mayn't I have manipulated?
mayn't you have manipulated?
mayn't she have manipulated?
mayn't we have manipulated?
mayn't you have manipulated?
mayn't they have manipulated? 	mayn't I have been manipulating?
mayn't you have been manipulating?
mayn't she have been manipulating?
mayn't we have been manipulating?
mayn't you have been manipulating?
mayn't they have been manipulating?