English verb conjugation
COULD COLLUDE

Regular verb: collude - colluded - colluded

Affirmation

Simple form	V-ing form
I could collude you could collude he could collude we could collude you could collude they could collude	I could be colluding you could be colluding he could be colluding we could be colluding you could be colluding they could be colluding
Perfect	V-ing perfect
I could have colluded you could have colluded he 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 he could have been colluding we could have been colluding you could have been colluding they could have been colluding

Negation

Simple form	V-ing form
I couldn't collude you couldn't collude he couldn't collude we couldn't collude you couldn't collude they couldn't collude	I couldn't be colluding you couldn't be colluding he couldn't be colluding we couldn't be colluding you couldn't be colluding they couldn't be colluding
Perfect	V-ing perfect
I couldn't have colluded you couldn't have colluded he couldn't have colluded we couldn't have colluded you couldn't have colluded they couldn't have colluded	I couldn't have been colluding you couldn't have been colluding he couldn't have been colluding we couldn't have been colluding you couldn't have been colluding they couldn't have been colluding

Interrogative form

Simple form	V-ing form
could I collude? could you collude? could he collude? could we collude? could you collude? could they collude?	could I be colluding? could you be colluding? could he be colluding? could we be colluding? could you be colluding? could they be colluding?
Perfect	V-ing perfect
could I have colluded? could you have colluded? could he 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 he have been colluding? could we have been colluding? could you have been colluding? could they have been colluding?

Interro-negative form

Simple form	V-ing form
couldn't I collude? couldn't you collude? couldn't he collude? couldn't we collude? couldn't you collude? couldn't they collude?	couldn't I be colluding? couldn't you be colluding? couldn't he be colluding? couldn't we be colluding? couldn't you be colluding? couldn't they be colluding?
Perfect	V-ing perfect
couldn't I have colluded? couldn't you have colluded? couldn't he have colluded? couldn't we have colluded? couldn't you have colluded? couldn't they have colluded?	couldn't I have been colluding? couldn't you have been colluding? couldn't he have been colluding? couldn't we have been colluding? couldn't you have been colluding? couldn't they have been colluding?