English verb conjugation
COULD COALESCE

Regular verb: coalesce - coalesced - coalesced

Affirmation

Simple form	V-ing form
I could coalesce you could coalesce he could coalesce we could coalesce you could coalesce they could coalesce	I could be coalescing you could be coalescing he could be coalescing we could be coalescing you could be coalescing they could be coalescing
Perfect	V-ing perfect
I could have coalesced you could have coalesced he could have coalesced we could have coalesced you could have coalesced they could have coalesced	I could have been coalescing you could have been coalescing he could have been coalescing we could have been coalescing you could have been coalescing they could have been coalescing

Negation

Simple form	V-ing form
I couldn't coalesce you couldn't coalesce he couldn't coalesce we couldn't coalesce you couldn't coalesce they couldn't coalesce	I couldn't be coalescing you couldn't be coalescing he couldn't be coalescing we couldn't be coalescing you couldn't be coalescing they couldn't be coalescing
Perfect	V-ing perfect
I couldn't have coalesced you couldn't have coalesced he couldn't have coalesced we couldn't have coalesced you couldn't have coalesced they couldn't have coalesced	I couldn't have been coalescing you couldn't have been coalescing he couldn't have been coalescing we couldn't have been coalescing you couldn't have been coalescing they couldn't have been coalescing

Interrogative form

Simple form	V-ing form
could I coalesce? could you coalesce? could he coalesce? could we coalesce? could you coalesce? could they coalesce?	could I be coalescing? could you be coalescing? could he be coalescing? could we be coalescing? could you be coalescing? could they be coalescing?
Perfect	V-ing perfect
could I have coalesced? could you have coalesced? could he have coalesced? could we have coalesced? could you have coalesced? could they have coalesced?	could I have been coalescing? could you have been coalescing? could he have been coalescing? could we have been coalescing? could you have been coalescing? could they have been coalescing?

Interro-negative form

Simple form	V-ing form
couldn't I coalesce? couldn't you coalesce? couldn't he coalesce? couldn't we coalesce? couldn't you coalesce? couldn't they coalesce?	couldn't I be coalescing? couldn't you be coalescing? couldn't he be coalescing? couldn't we be coalescing? couldn't you be coalescing? couldn't they be coalescing?
Perfect	V-ing perfect
couldn't I have coalesced? couldn't you have coalesced? couldn't he have coalesced? couldn't we have coalesced? couldn't you have coalesced? couldn't they have coalesced?	couldn't I have been coalescing? couldn't you have been coalescing? couldn't he have been coalescing? couldn't we have been coalescing? couldn't you have been coalescing? couldn't they have been coalescing?