I could institutionalize you could institutionalize she could institutionalize we could institutionalize you could institutionalize they could institutionalize
V-ing form
I could be institutionalizing you could be institutionalizing she could be institutionalizing we could be institutionalizing you could be institutionalizing they could be institutionalizing
Perfect
I could have institutionalized you could have institutionalized she could have institutionalized we could have institutionalized you could have institutionalized they could have institutionalized
V-ing perfect
I could have been institutionalizing you could have been institutionalizing she could have been institutionalizing we could have been institutionalizing you could have been institutionalizing they could have been institutionalizing
Negation
Simple form
I could not institutionalize you could not institutionalize she could not institutionalize we could not institutionalize you could not institutionalize they could not institutionalize
V-ing form
I could not be institutionalizing you could not be institutionalizing she could not be institutionalizing we could not be institutionalizing you could not be institutionalizing they could not be institutionalizing
Perfect
I could not have institutionalized you could not have institutionalized she could not have institutionalized we could not have institutionalized you could not have institutionalized they could not have institutionalized
V-ing perfect
I could not have been institutionalizing you could not have been institutionalizing she could not have been institutionalizing we could not have been institutionalizing you could not have been institutionalizing they could not have been institutionalizing
Interrogative form
Simple form
could I institutionalize? could you institutionalize? could she institutionalize? could we institutionalize? could you institutionalize? could they institutionalize?
V-ing form
could I be institutionalizing? could you be institutionalizing? could she be institutionalizing? could we be institutionalizing? could you be institutionalizing? could they be institutionalizing?
Perfect
could I have institutionalized? could you have institutionalized? could she have institutionalized? could we have institutionalized? could you have institutionalized? could they have institutionalized?
V-ing perfect
could I have been institutionalizing? could you have been institutionalizing? could she have been institutionalizing? could we have been institutionalizing? could you have been institutionalizing? could they have been institutionalizing?
Interro-negative form
Simple form
could I not institutionalize? could you not institutionalize? could she not institutionalize? could we not institutionalize? could you not institutionalize? could they not institutionalize?
V-ing form
could I not be institutionalizing? could you not be institutionalizing? could she not be institutionalizing? could we not be institutionalizing? could you not be institutionalizing? could they not be institutionalizing?
Perfect
could I not have institutionalized? could you not have institutionalized? could she not have institutionalized? could we not have institutionalized? could you not have institutionalized? could they not have institutionalized?
V-ing perfect
could I not have been institutionalizing? could you not have been institutionalizing? could she not have been institutionalizing? could we not have been institutionalizing? could you not have been institutionalizing? could they not have been institutionalizing?