ought to decipher
Regular verb: decipher - deciphered- deciphered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to decipher
you ought to decipher
he ought to decipher
we ought to decipher
you ought to decipher
they ought to decipher 	I ought to be deciphering
you ought to be deciphering
he ought to be deciphering
we ought to be deciphering
you ought to be deciphering
they ought to be deciphering	I ought to have deciphered
you ought to have deciphered
he ought to have deciphered
we ought to have deciphered
you ought to have deciphered
they ought to have deciphered	I ought to have been deciphering
you ought to have been deciphering
he ought to have been deciphering
we ought to have been deciphering
you ought to have been deciphering
they ought to have been deciphering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to decipher
you oughtn't to decipher
he oughtn't to decipher
we oughtn't to decipher
you oughtn't to decipher
they oughtn't to decipher 	I oughtn't to be deciphering
you oughtn't to be deciphering
he oughtn't to be deciphering
we oughtn't to be deciphering
you oughtn't to be deciphering
they oughtn't to be deciphering	I oughtn't to have deciphered
you oughtn't to have deciphered
he oughtn't to have deciphered
we oughtn't to have deciphered
you oughtn't to have deciphered
they oughtn't to have deciphered	I oughtn't to have been deciphering
you oughtn't to have been deciphering
he oughtn't to have been deciphering
we oughtn't to have been deciphering
you oughtn't to have been deciphering
they oughtn't to have been deciphering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I decipher?
ought to you decipher?
ought to he decipher?
ought to we decipher?
ought to you decipher?
ought to they decipher? 	ought to I be deciphering?
ought to you be deciphering?
ought to he be deciphering?
ought to we be deciphering?
ought to you be deciphering?
ought to they be deciphering? 	ought to I have deciphered?
ought to you have deciphered?
ought to he have deciphered?
ought to we have deciphered?
ought to you have deciphered?
ought to they have deciphered? 	ought to I have been deciphering?
ought to you have been deciphering?
ought to he have been deciphering?
ought to we have been deciphering?
ought to you have been deciphering?
ought to they have been deciphering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to decipher?
oughtn't you to decipher?
oughtn't he to decipher?
oughtn't we to decipher?
oughtn't you to decipher?
oughtn't they to decipher? 	oughtn't I to be deciphering?
oughtn't you to be deciphering?
oughtn't he to be deciphering?
oughtn't we to be deciphering?
oughtn't you to be deciphering?
oughtn't they to be deciphering? 	oughtn't I to have deciphered?
oughtn't you to have deciphered?
oughtn't he to have deciphered?
oughtn't we to have deciphered?
oughtn't you to have deciphered?
oughtn't they to have deciphered? 	oughtn't I to have been deciphering?
oughtn't you to have been deciphering?
oughtn't he to have been deciphering?
oughtn't we to have been deciphering?
oughtn't you to have been deciphering?
oughtn't they to have been deciphering?