I can coincide you can coincide he can coincide we can coincide you can coincide they can coincide
V-ing form
I can be coinciding you can be coinciding he can be coinciding we can be coinciding you can be coinciding they can be coinciding
Perfect
I can have coincided you can have coincided he can have coincided we can have coincided you can have coincided they can have coincided
V-ing perfect
I can have been coinciding you can have been coinciding he can have been coinciding we can have been coinciding you can have been coinciding they can have been coinciding
Negation
Simple form
I can't coincide you can't coincide he can't coincide we can't coincide you can't coincide they can't coincide
V-ing form
I can't be coinciding you can't be coinciding he can't be coinciding we can't be coinciding you can't be coinciding they can't be coinciding
Perfect
I can't have coincided you can't have coincided he can't have coincided we can't have coincided you can't have coincided they can't have coincided
V-ing perfect
I can't have been coinciding you can't have been coinciding he can't have been coinciding we can't have been coinciding you can't have been coinciding they can't have been coinciding
Interrogative form
Simple form
can I coincide? can you coincide? can he coincide? can we coincide? can you coincide? can they coincide?
V-ing form
can I be coinciding? can you be coinciding? can he be coinciding? can we be coinciding? can you be coinciding? can they be coinciding?
Perfect
can I have coincided? can you have coincided? can he have coincided? can we have coincided? can you have coincided? can they have coincided?
V-ing perfect
can I have been coinciding? can you have been coinciding? can he have been coinciding? can we have been coinciding? can you have been coinciding? can they have been coinciding?
Interro-negative form
Simple form
can't I coincide? can't you coincide? can't he coincide? can't we coincide? can't you coincide? can't they coincide?
V-ing form
can't I be coinciding? can't you be coinciding? can't he be coinciding? can't we be coinciding? can't you be coinciding? can't they be coinciding?
Perfect
can't I have coincided? can't you have coincided? can't he have coincided? can't we have coincided? can't you have coincided? can't they have coincided?
V-ing perfect
can't I have been coinciding? can't you have been coinciding? can't he have been coinciding? can't we have been coinciding? can't you have been coinciding? can't they have been coinciding?