English verb conjugation
COULD ENCIPHER

Regular verb: encipher - enciphered - enciphered

Affirmation

Simple form	V-ing form
I could encipher you could encipher he could encipher we could encipher you could encipher they could encipher	I could be enciphering you could be enciphering he could be enciphering we could be enciphering you could be enciphering they could be enciphering
Perfect	V-ing perfect
I could have enciphered you could have enciphered he could have enciphered we could have enciphered you could have enciphered they could have enciphered	I could have been enciphering you could have been enciphering he could have been enciphering we could have been enciphering you could have been enciphering they could have been enciphering

Negation

Simple form	V-ing form
I couldn't encipher you couldn't encipher he couldn't encipher we couldn't encipher you couldn't encipher they couldn't encipher	I couldn't be enciphering you couldn't be enciphering he couldn't be enciphering we couldn't be enciphering you couldn't be enciphering they couldn't be enciphering
Perfect	V-ing perfect
I couldn't have enciphered you couldn't have enciphered he couldn't have enciphered we couldn't have enciphered you couldn't have enciphered they couldn't have enciphered	I couldn't have been enciphering you couldn't have been enciphering he couldn't have been enciphering we couldn't have been enciphering you couldn't have been enciphering they couldn't have been enciphering

Interrogative form

Simple form	V-ing form
could I encipher? could you encipher? could he encipher? could we encipher? could you encipher? could they encipher?	could I be enciphering? could you be enciphering? could he be enciphering? could we be enciphering? could you be enciphering? could they be enciphering?
Perfect	V-ing perfect
could I have enciphered? could you have enciphered? could he have enciphered? could we have enciphered? could you have enciphered? could they have enciphered?	could I have been enciphering? could you have been enciphering? could he have been enciphering? could we have been enciphering? could you have been enciphering? could they have been enciphering?

Interro-negative form

Simple form	V-ing form
couldn't I encipher? couldn't you encipher? couldn't he encipher? couldn't we encipher? couldn't you encipher? couldn't they encipher?	couldn't I be enciphering? couldn't you be enciphering? couldn't he be enciphering? couldn't we be enciphering? couldn't you be enciphering? couldn't they be enciphering?
Perfect	V-ing perfect
couldn't I have enciphered? couldn't you have enciphered? couldn't he have enciphered? couldn't we have enciphered? couldn't you have enciphered? couldn't they have enciphered?	couldn't I have been enciphering? couldn't you have been enciphering? couldn't he have been enciphering? couldn't we have been enciphering? couldn't you have been enciphering? couldn't they have been enciphering?