English verb conjugation
COULD MANAGE MANAGE

Regular verb: manage manage - manage managed - manage managed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could manage manage you could manage manage she could manage manage we could manage manage you could manage manage they could manage manage	I could be manage managing you could be manage managing she could be manage managing we could be manage managing you could be manage managing they could be manage managing
Perfect	V-ing perfect
I could have manage managed you could have manage managed she could have manage managed we could have manage managed you could have manage managed they could have manage managed	I could have been manage managing you could have been manage managing she could have been manage managing we could have been manage managing you could have been manage managing they could have been manage managing

Negation

Simple form	V-ing form
I couldn't manage manage you couldn't manage manage she couldn't manage manage we couldn't manage manage you couldn't manage manage they couldn't manage manage	I couldn't be manage managing you couldn't be manage managing she couldn't be manage managing we couldn't be manage managing you couldn't be manage managing they couldn't be manage managing
Perfect	V-ing perfect
I couldn't have manage managed you couldn't have manage managed she couldn't have manage managed we couldn't have manage managed you couldn't have manage managed they couldn't have manage managed	I couldn't have been manage managing you couldn't have been manage managing she couldn't have been manage managing we couldn't have been manage managing you couldn't have been manage managing they couldn't have been manage managing

Interrogative form

Simple form	V-ing form
could I manage manage? could you manage manage? could she manage manage? could we manage manage? could you manage manage? could they manage manage?	could I be manage managing? could you be manage managing? could she be manage managing? could we be manage managing? could you be manage managing? could they be manage managing?
Perfect	V-ing perfect
could I have manage managed? could you have manage managed? could she have manage managed? could we have manage managed? could you have manage managed? could they have manage managed?	could I have been manage managing? could you have been manage managing? could she have been manage managing? could we have been manage managing? could you have been manage managing? could they have been manage managing?

Interro-negative form

Simple form	V-ing form
couldn't I manage manage? couldn't you manage manage? couldn't she manage manage? couldn't we manage manage? couldn't you manage manage? couldn't they manage manage?	couldn't I be manage managing? couldn't you be manage managing? couldn't she be manage managing? couldn't we be manage managing? couldn't you be manage managing? couldn't they be manage managing?
Perfect	V-ing perfect
couldn't I have manage managed? couldn't you have manage managed? couldn't she have manage managed? couldn't we have manage managed? couldn't you have manage managed? couldn't they have manage managed?	couldn't I have been manage managing? couldn't you have been manage managing? couldn't she have been manage managing? couldn't we have been manage managing? couldn't you have been manage managing? couldn't they have been manage managing?