English verb conjugation
COULD COINCIDE

Regular verb: coincide - coincided - coincided

Affirmation

Simple form	V-ing form
I could coincide you could coincide he could coincide we could coincide you could coincide they could coincide	I could be coinciding you could be coinciding he could be coinciding we could be coinciding you could be coinciding they could be coinciding
Perfect	V-ing perfect
I could have coincided you could have coincided he could have coincided we could have coincided you could have coincided they could have coincided	I could have been coinciding you could have been coinciding he could have been coinciding we could have been coinciding you could have been coinciding they could have been coinciding

Negation

Simple form	V-ing form
I could not coincide you could not coincide he could not coincide we could not coincide you could not coincide they could not coincide	I could not be coinciding you could not be coinciding he could not be coinciding we could not be coinciding you could not be coinciding they could not be coinciding
Perfect	V-ing perfect
I could not have coincided you could not have coincided he could not have coincided we could not have coincided you could not have coincided they could not have coincided	I could not have been coinciding you could not have been coinciding he could not have been coinciding we could not have been coinciding you could not have been coinciding they could not have been coinciding

Interrogative form

Simple form	V-ing form
could I coincide? could you coincide? could he coincide? could we coincide? could you coincide? could they coincide?	could I be coinciding? could you be coinciding? could he be coinciding? could we be coinciding? could you be coinciding? could they be coinciding?
Perfect	V-ing perfect
could I have coincided? could you have coincided? could he have coincided? could we have coincided? could you have coincided? could they have coincided?	could I have been coinciding? could you have been coinciding? could he have been coinciding? could we have been coinciding? could you have been coinciding? could they have been coinciding?

Interro-negative form

Simple form	V-ing form
could I not coincide? could you not coincide? could he not coincide? could we not coincide? could you not coincide? could they not coincide?	could I not be coinciding? could you not be coinciding? could he not be coinciding? could we not be coinciding? could you not be coinciding? could they not be coinciding?
Perfect	V-ing perfect
could I not have coincided? could you not have coincided? could he not have coincided? could we not have coincided? could you not have coincided? could they not have coincided?	could I not have been coinciding? could you not have been coinciding? could he not have been coinciding? could we not have been coinciding? could you not have been coinciding? could they not have been coinciding?