I could deploy you could deploy he could deploy we could deploy you could deploy they could deploy
V-ing form
I could be deploying you could be deploying he could be deploying we could be deploying you could be deploying they could be deploying
Perfect
I could have deployed you could have deployed he could have deployed we could have deployed you could have deployed they could have deployed
V-ing perfect
I could have been deploying you could have been deploying he could have been deploying we could have been deploying you could have been deploying they could have been deploying
Negation
Simple form
I couldn't deploy you couldn't deploy he couldn't deploy we couldn't deploy you couldn't deploy they couldn't deploy
V-ing form
I couldn't be deploying you couldn't be deploying he couldn't be deploying we couldn't be deploying you couldn't be deploying they couldn't be deploying
Perfect
I couldn't have deployed you couldn't have deployed he couldn't have deployed we couldn't have deployed you couldn't have deployed they couldn't have deployed
V-ing perfect
I couldn't have been deploying you couldn't have been deploying he couldn't have been deploying we couldn't have been deploying you couldn't have been deploying they couldn't have been deploying
Interrogative form
Simple form
could I deploy? could you deploy? could he deploy? could we deploy? could you deploy? could they deploy?
V-ing form
could I be deploying? could you be deploying? could he be deploying? could we be deploying? could you be deploying? could they be deploying?
Perfect
could I have deployed? could you have deployed? could he have deployed? could we have deployed? could you have deployed? could they have deployed?
V-ing perfect
could I have been deploying? could you have been deploying? could he have been deploying? could we have been deploying? could you have been deploying? could they have been deploying?
Interro-negative form
Simple form
couldn't I deploy? couldn't you deploy? couldn't he deploy? couldn't we deploy? couldn't you deploy? couldn't they deploy?
V-ing form
couldn't I be deploying? couldn't you be deploying? couldn't he be deploying? couldn't we be deploying? couldn't you be deploying? couldn't they be deploying?
Perfect
couldn't I have deployed? couldn't you have deployed? couldn't he have deployed? couldn't we have deployed? couldn't you have deployed? couldn't they have deployed?
V-ing perfect
couldn't I have been deploying? couldn't you have been deploying? couldn't he have been deploying? couldn't we have been deploying? couldn't you have been deploying? couldn't they have been deploying?