should unjam
Regular verb: unjam - unjamed- unjamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd unjam
you'd unjam
he'd unjam
we'd unjam
you'd unjam
they'd unjam 	I'd be unjaming
you'd be unjaming
he'd be unjaming
we'd be unjaming
you'd be unjaming
they'd be unjaming	I should've unjamed
you should've unjamed
he should've unjamed
we should've unjamed
you should've unjamed
they should've unjamed	I should've been unjaming
you should've been unjaming
he should've been unjaming
we should've been unjaming
you should've been unjaming
they should've been unjaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't unjam
you shouldn't unjam
he shouldn't unjam
we shouldn't unjam
you shouldn't unjam
they shouldn't unjam 	I shouldn't be unjaming
you shouldn't be unjaming
he shouldn't be unjaming
we shouldn't be unjaming
you shouldn't be unjaming
they shouldn't be unjaming	I shouldn't have unjamed
you shouldn't have unjamed
he shouldn't have unjamed
we shouldn't have unjamed
you shouldn't have unjamed
they shouldn't have unjamed	I shouldn't have been unjaming
you shouldn't have been unjaming
he shouldn't have been unjaming
we shouldn't have been unjaming
you shouldn't have been unjaming
they shouldn't have been unjaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I unjam?
should you unjam?
should he unjam?
should we unjam?
should you unjam?
should they unjam? 	should I be unjaming?
should you be unjaming?
should he be unjaming?
should we be unjaming?
should you be unjaming?
should they be unjaming? 	should I have unjamed?
should you have unjamed?
should he have unjamed?
should we have unjamed?
should you have unjamed?
should they have unjamed? 	should I have been unjaming?
should you have been unjaming?
should he have been unjaming?
should we have been unjaming?
should you have been unjaming?
should they have been unjaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I unjam?
shouldn't you unjam?
shouldn't he unjam?
shouldn't we unjam?
shouldn't you unjam?
shouldn't they unjam? 	shouldn't I be unjaming?
shouldn't you be unjaming?
shouldn't he be unjaming?
shouldn't we be unjaming?
shouldn't you be unjaming?
shouldn't they be unjaming? 	shouldn't I have unjamed?
shouldn't you have unjamed?
shouldn't he have unjamed?
shouldn't we have unjamed?
shouldn't you have unjamed?
shouldn't they have unjamed? 	shouldn't I have been unjaming?
shouldn't you have been unjaming?
shouldn't he have been unjaming?
shouldn't we have been unjaming?
shouldn't you have been unjaming?
shouldn't they have been unjaming?