may collaborate
Regular verb: collaborate - collaborated- collaborated

Affirmation 	
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I may collaborate
you may collaborate
she may collaborate
we may collaborate
you may collaborate
they may collaborate 	I may be collaborating
you may be collaborating
she may be collaborating
we may be collaborating
you may be collaborating
they may be collaborating	I may have collaborated
you may have collaborated
she may have collaborated
we may have collaborated
you may have collaborated
they may have collaborated	I may have been collaborating
you may have been collaborating
she may have been collaborating
we may have been collaborating
you may have been collaborating
they may have been collaborating	

Negation 	
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I mayn't collaborate
you mayn't collaborate
she mayn't collaborate
we mayn't collaborate
you mayn't collaborate
they mayn't collaborate 	I mayn't be collaborating
you mayn't be collaborating
she mayn't be collaborating
we mayn't be collaborating
you mayn't be collaborating
they mayn't be collaborating	I mayn't have collaborated
you mayn't have collaborated
she mayn't have collaborated
we mayn't have collaborated
you mayn't have collaborated
they mayn't have collaborated	I mayn't have been collaborating
you mayn't have been collaborating
she mayn't have been collaborating
we mayn't have been collaborating
you mayn't have been collaborating
they mayn't have been collaborating	

Interrogative form 	
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may I collaborate?
may you collaborate?
may she collaborate?
may we collaborate?
may you collaborate?
may they collaborate? 	may I be collaborating?
may you be collaborating?
may she be collaborating?
may we be collaborating?
may you be collaborating?
may they be collaborating? 	may I have collaborated?
may you have collaborated?
may she have collaborated?
may we have collaborated?
may you have collaborated?
may they have collaborated? 	may I have been collaborating?
may you have been collaborating?
may she have been collaborating?
may we have been collaborating?
may you have been collaborating?
may they have been collaborating? 	

Interro-negative form 	
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mayn't I collaborate?
mayn't you collaborate?
mayn't she collaborate?
mayn't we collaborate?
mayn't you collaborate?
mayn't they collaborate? 	mayn't I be collaborating?
mayn't you be collaborating?
mayn't she be collaborating?
mayn't we be collaborating?
mayn't you be collaborating?
mayn't they be collaborating? 	mayn't I have collaborated?
mayn't you have collaborated?
mayn't she have collaborated?
mayn't we have collaborated?
mayn't you have collaborated?
mayn't they have collaborated? 	mayn't I have been collaborating?
mayn't you have been collaborating?
mayn't she have been collaborating?
mayn't we have been collaborating?
mayn't you have been collaborating?
mayn't they have been collaborating?