could regionalize
Regular verb: regionalize - regionalized- regionalized

Affirmation 	
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I could regionalize
you could regionalize
he could regionalize
we could regionalize
you could regionalize
they could regionalize 	I could be regionalizing
you could be regionalizing
he could be regionalizing
we could be regionalizing
you could be regionalizing
they could be regionalizing	I could have regionalized
you could have regionalized
he could have regionalized
we could have regionalized
you could have regionalized
they could have regionalized	I could have been regionalizing
you could have been regionalizing
he could have been regionalizing
we could have been regionalizing
you could have been regionalizing
they could have been regionalizing	

Negation 	
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I could not regionalize
you could not regionalize
he could not regionalize
we could not regionalize
you could not regionalize
they could not regionalize 	I could not be regionalizing
you could not be regionalizing
he could not be regionalizing
we could not be regionalizing
you could not be regionalizing
they could not be regionalizing	I could not have regionalized
you could not have regionalized
he could not have regionalized
we could not have regionalized
you could not have regionalized
they could not have regionalized	I could not have been regionalizing
you could not have been regionalizing
he could not have been regionalizing
we could not have been regionalizing
you could not have been regionalizing
they could not have been regionalizing	

Interrogative form 	
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could I regionalize?
could you regionalize?
could he regionalize?
could we regionalize?
could you regionalize?
could they regionalize? 	could I be regionalizing?
could you be regionalizing?
could he be regionalizing?
could we be regionalizing?
could you be regionalizing?
could they be regionalizing? 	could I have regionalized?
could you have regionalized?
could he have regionalized?
could we have regionalized?
could you have regionalized?
could they have regionalized? 	could I have been regionalizing?
could you have been regionalizing?
could he have been regionalizing?
could we have been regionalizing?
could you have been regionalizing?
could they have been regionalizing? 	

Interro-negative form 	
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could I not regionalize?
could you not regionalize?
could he not regionalize?
could we not regionalize?
could you not regionalize?
could they not regionalize? 	could I not be regionalizing?
could you not be regionalizing?
could he not be regionalizing?
could we not be regionalizing?
could you not be regionalizing?
could they not be regionalizing? 	could I not have regionalized?
could you not have regionalized?
could he not have regionalized?
could we not have regionalized?
could you not have regionalized?
could they not have regionalized? 	could I not have been regionalizing?
could you not have been regionalizing?
could he not have been regionalizing?
could we not have been regionalizing?
could you not have been regionalizing?
could they not have been regionalizing?