should thumb-index
Regular verb: thumb-index - thumb-indexed- thumb-indexed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should thumb-index
you should thumb-index
she should thumb-index
we should thumb-index
you should thumb-index
they should thumb-index 	I should be thumb-indexing
you should be thumb-indexing
she should be thumb-indexing
we should be thumb-indexing
you should be thumb-indexing
they should be thumb-indexing	I should have thumb-indexed
you should have thumb-indexed
she should have thumb-indexed
we should have thumb-indexed
you should have thumb-indexed
they should have thumb-indexed	I should have been thumb-indexing
you should have been thumb-indexing
she should have been thumb-indexing
we should have been thumb-indexing
you should have been thumb-indexing
they should have been thumb-indexing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not thumb-index
you should not thumb-index
she should not thumb-index
we should not thumb-index
you should not thumb-index
they should not thumb-index 	I should not be thumb-indexing
you should not be thumb-indexing
she should not be thumb-indexing
we should not be thumb-indexing
you should not be thumb-indexing
they should not be thumb-indexing	I should not have thumb-indexed
you should not have thumb-indexed
she should not have thumb-indexed
we should not have thumb-indexed
you should not have thumb-indexed
they should not have thumb-indexed	I should not have been thumb-indexing
you should not have been thumb-indexing
she should not have been thumb-indexing
we should not have been thumb-indexing
you should not have been thumb-indexing
they should not have been thumb-indexing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I thumb-index?
should you thumb-index?
should she thumb-index?
should we thumb-index?
should you thumb-index?
should they thumb-index? 	should I be thumb-indexing?
should you be thumb-indexing?
should she be thumb-indexing?
should we be thumb-indexing?
should you be thumb-indexing?
should they be thumb-indexing? 	should I have thumb-indexed?
should you have thumb-indexed?
should she have thumb-indexed?
should we have thumb-indexed?
should you have thumb-indexed?
should they have thumb-indexed? 	should I have been thumb-indexing?
should you have been thumb-indexing?
should she have been thumb-indexing?
should we have been thumb-indexing?
should you have been thumb-indexing?
should they have been thumb-indexing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not thumb-index?
should you not thumb-index?
should she not thumb-index?
should we not thumb-index?
should you not thumb-index?
should they not thumb-index? 	should I not be thumb-indexing?
should you not be thumb-indexing?
should she not be thumb-indexing?
should we not be thumb-indexing?
should you not be thumb-indexing?
should they not be thumb-indexing? 	should I not have thumb-indexed?
should you not have thumb-indexed?
should she not have thumb-indexed?
should we not have thumb-indexed?
should you not have thumb-indexed?
should they not have thumb-indexed? 	should I not have been thumb-indexing?
should you not have been thumb-indexing?
should she not have been thumb-indexing?
should we not have been thumb-indexing?
should you not have been thumb-indexing?
should they not have been thumb-indexing?