should occasion
Regular verb: occasion - occasioned- occasioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd occasion
you'd occasion
she'd occasion
we'd occasion
you'd occasion
they'd occasion 	I'd be occasioning
you'd be occasioning
she'd be occasioning
we'd be occasioning
you'd be occasioning
they'd be occasioning	I should've occasioned
you should've occasioned
she should've occasioned
we should've occasioned
you should've occasioned
they should've occasioned	I should've been occasioning
you should've been occasioning
she should've been occasioning
we should've been occasioning
you should've been occasioning
they should've been occasioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't occasion
you shouldn't occasion
she shouldn't occasion
we shouldn't occasion
you shouldn't occasion
they shouldn't occasion 	I shouldn't be occasioning
you shouldn't be occasioning
she shouldn't be occasioning
we shouldn't be occasioning
you shouldn't be occasioning
they shouldn't be occasioning	I shouldn't have occasioned
you shouldn't have occasioned
she shouldn't have occasioned
we shouldn't have occasioned
you shouldn't have occasioned
they shouldn't have occasioned	I shouldn't have been occasioning
you shouldn't have been occasioning
she shouldn't have been occasioning
we shouldn't have been occasioning
you shouldn't have been occasioning
they shouldn't have been occasioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I occasion?
should you occasion?
should she occasion?
should we occasion?
should you occasion?
should they occasion? 	should I be occasioning?
should you be occasioning?
should she be occasioning?
should we be occasioning?
should you be occasioning?
should they be occasioning? 	should I have occasioned?
should you have occasioned?
should she have occasioned?
should we have occasioned?
should you have occasioned?
should they have occasioned? 	should I have been occasioning?
should you have been occasioning?
should she have been occasioning?
should we have been occasioning?
should you have been occasioning?
should they have been occasioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I occasion?
shouldn't you occasion?
shouldn't she occasion?
shouldn't we occasion?
shouldn't you occasion?
shouldn't they occasion? 	shouldn't I be occasioning?
shouldn't you be occasioning?
shouldn't she be occasioning?
shouldn't we be occasioning?
shouldn't you be occasioning?
shouldn't they be occasioning? 	shouldn't I have occasioned?
shouldn't you have occasioned?
shouldn't she have occasioned?
shouldn't we have occasioned?
shouldn't you have occasioned?
shouldn't they have occasioned? 	shouldn't I have been occasioning?
shouldn't you have been occasioning?
shouldn't she have been occasioning?
shouldn't we have been occasioning?
shouldn't you have been occasioning?
shouldn't they have been occasioning?