I'd be troubling you'd be troubling she'd be troubling we'd be troubling you'd be troubling they'd be troubling
Perfect
I should've troubled you should've troubled she should've troubled we should've troubled you should've troubled they should've troubled
V-ing perfect
I should've been troubling you should've been troubling she should've been troubling we should've been troubling you should've been troubling they should've been troubling
Negation
Simple form
I shouldn't trouble you shouldn't trouble she shouldn't trouble we shouldn't trouble you shouldn't trouble they shouldn't trouble
V-ing form
I shouldn't be troubling you shouldn't be troubling she shouldn't be troubling we shouldn't be troubling you shouldn't be troubling they shouldn't be troubling
Perfect
I shouldn't have troubled you shouldn't have troubled she shouldn't have troubled we shouldn't have troubled you shouldn't have troubled they shouldn't have troubled
V-ing perfect
I shouldn't have been troubling you shouldn't have been troubling she shouldn't have been troubling we shouldn't have been troubling you shouldn't have been troubling they shouldn't have been troubling
Interrogative form
Simple form
should I trouble? should you trouble? should she trouble? should we trouble? should you trouble? should they trouble?
V-ing form
should I be troubling? should you be troubling? should she be troubling? should we be troubling? should you be troubling? should they be troubling?
Perfect
should I have troubled? should you have troubled? should she have troubled? should we have troubled? should you have troubled? should they have troubled?
V-ing perfect
should I have been troubling? should you have been troubling? should she have been troubling? should we have been troubling? should you have been troubling? should they have been troubling?
Interro-negative form
Simple form
shouldn't I trouble? shouldn't you trouble? shouldn't she trouble? shouldn't we trouble? shouldn't you trouble? shouldn't they trouble?
V-ing form
shouldn't I be troubling? shouldn't you be troubling? shouldn't she be troubling? shouldn't we be troubling? shouldn't you be troubling? shouldn't they be troubling?
Perfect
shouldn't I have troubled? shouldn't you have troubled? shouldn't she have troubled? shouldn't we have troubled? shouldn't you have troubled? shouldn't they have troubled?
V-ing perfect
shouldn't I have been troubling? shouldn't you have been troubling? shouldn't she have been troubling? shouldn't we have been troubling? shouldn't you have been troubling? shouldn't they have been troubling?