could collude
Verbo regular: collude - colluded- colluded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could collude
you could collude
she could collude
we could collude
you could collude
they could collude 	I could be colluding
you could be colluding
she could be colluding
we could be colluding
you could be colluding
they could be colluding	I could have colluded
you could have colluded
she could have colluded
we could have colluded
you could have colluded
they could have colluded	I could have been colluding
you could have been colluding
she could have been colluding
we could have been colluding
you could have been colluding
they could have been colluding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not collude
you could not collude
she could not collude
we could not collude
you could not collude
they could not collude 	I could not be colluding
you could not be colluding
she could not be colluding
we could not be colluding
you could not be colluding
they could not be colluding	I could not have colluded
you could not have colluded
she could not have colluded
we could not have colluded
you could not have colluded
they could not have colluded	I could not have been colluding
you could not have been colluding
she could not have been colluding
we could not have been colluding
you could not have been colluding
they could not have been colluding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I collude?
could you collude?
could she collude?
could we collude?
could you collude?
could they collude? 	could I be colluding?
could you be colluding?
could she be colluding?
could we be colluding?
could you be colluding?
could they be colluding? 	could I have colluded?
could you have colluded?
could she have colluded?
could we have colluded?
could you have colluded?
could they have colluded? 	could I have been colluding?
could you have been colluding?
could she have been colluding?
could we have been colluding?
could you have been colluding?
could they have been colluding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not collude?
could you not collude?
could she not collude?
could we not collude?
could you not collude?
could they not collude? 	could I not be colluding?
could you not be colluding?
could she not be colluding?
could we not be colluding?
could you not be colluding?
could they not be colluding? 	could I not have colluded?
could you not have colluded?
could she not have colluded?
could we not have colluded?
could you not have colluded?
could they not have colluded? 	could I not have been colluding?
could you not have been colluding?
could she not have been colluding?
could we not have been colluding?
could you not have been colluding?
could they not have been colluding?