I could disharmonise you could disharmonise she could disharmonise we could disharmonise you could disharmonise they could disharmonise
V-ing form
I could be disharmonising you could be disharmonising she could be disharmonising we could be disharmonising you could be disharmonising they could be disharmonising
Perfect
I could have disharmonised you could have disharmonised she could have disharmonised we could have disharmonised you could have disharmonised they could have disharmonised
V-ing perfect
I could have been disharmonising you could have been disharmonising she could have been disharmonising we could have been disharmonising you could have been disharmonising they could have been disharmonising
Negation
Simple form
I could not disharmonise you could not disharmonise she could not disharmonise we could not disharmonise you could not disharmonise they could not disharmonise
V-ing form
I could not be disharmonising you could not be disharmonising she could not be disharmonising we could not be disharmonising you could not be disharmonising they could not be disharmonising
Perfect
I could not have disharmonised you could not have disharmonised she could not have disharmonised we could not have disharmonised you could not have disharmonised they could not have disharmonised
V-ing perfect
I could not have been disharmonising you could not have been disharmonising she could not have been disharmonising we could not have been disharmonising you could not have been disharmonising they could not have been disharmonising
Interrogative form
Simple form
could I disharmonise? could you disharmonise? could she disharmonise? could we disharmonise? could you disharmonise? could they disharmonise?
V-ing form
could I be disharmonising? could you be disharmonising? could she be disharmonising? could we be disharmonising? could you be disharmonising? could they be disharmonising?
Perfect
could I have disharmonised? could you have disharmonised? could she have disharmonised? could we have disharmonised? could you have disharmonised? could they have disharmonised?
V-ing perfect
could I have been disharmonising? could you have been disharmonising? could she have been disharmonising? could we have been disharmonising? could you have been disharmonising? could they have been disharmonising?
Interro-negative form
Simple form
could I not disharmonise? could you not disharmonise? could she not disharmonise? could we not disharmonise? could you not disharmonise? could they not disharmonise?
V-ing form
could I not be disharmonising? could you not be disharmonising? could she not be disharmonising? could we not be disharmonising? could you not be disharmonising? could they not be disharmonising?
Perfect
could I not have disharmonised? could you not have disharmonised? could she not have disharmonised? could we not have disharmonised? could you not have disharmonised? could they not have disharmonised?
V-ing perfect
could I not have been disharmonising? could you not have been disharmonising? could she not have been disharmonising? could we not have been disharmonising? could you not have been disharmonising? could they not have been disharmonising?