I might decipher you might decipher he might decipher we might decipher you might decipher they might decipher
V-ing form
I might be deciphering you might be deciphering he might be deciphering we might be deciphering you might be deciphering they might be deciphering
Perfect
I might have deciphered you might have deciphered he might have deciphered we might have deciphered you might have deciphered they might have deciphered
V-ing perfect
I might have been deciphering you might have been deciphering he might have been deciphering we might have been deciphering you might have been deciphering they might have been deciphering
Negation
Simple form
I mightn't decipher you mightn't decipher he mightn't decipher we mightn't decipher you mightn't decipher they mightn't decipher
V-ing form
I mightn't be deciphering you mightn't be deciphering he mightn't be deciphering we mightn't be deciphering you mightn't be deciphering they mightn't be deciphering
Perfect
I mightn't have deciphered you mightn't have deciphered he mightn't have deciphered we mightn't have deciphered you mightn't have deciphered they mightn't have deciphered
V-ing perfect
I mightn't have been deciphering you mightn't have been deciphering he mightn't have been deciphering we mightn't have been deciphering you mightn't have been deciphering they mightn't have been deciphering
Interrogative form
Simple form
might I decipher? might you decipher? might he decipher? might we decipher? might you decipher? might they decipher?
V-ing form
might I be deciphering? might you be deciphering? might he be deciphering? might we be deciphering? might you be deciphering? might they be deciphering?
Perfect
might I have deciphered? might you have deciphered? might he have deciphered? might we have deciphered? might you have deciphered? might they have deciphered?
V-ing perfect
might I have been deciphering? might you have been deciphering? might he have been deciphering? might we have been deciphering? might you have been deciphering? might they have been deciphering?
Interro-negative form
Simple form
mightn't I decipher? mightn't you decipher? mightn't he decipher? mightn't we decipher? mightn't you decipher? mightn't they decipher?
V-ing form
mightn't I be deciphering? mightn't you be deciphering? mightn't he be deciphering? mightn't we be deciphering? mightn't you be deciphering? mightn't they be deciphering?
Perfect
mightn't I have deciphered? mightn't you have deciphered? mightn't he have deciphered? mightn't we have deciphered? mightn't you have deciphered? mightn't they have deciphered?
V-ing perfect
mightn't I have been deciphering? mightn't you have been deciphering? mightn't he have been deciphering? mightn't we have been deciphering? mightn't you have been deciphering? mightn't they have been deciphering?