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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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 he 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?