I could misspell you could misspell he could misspell we could misspell you could misspell they could misspell
V-ing form
I could be misspelling you could be misspelling he could be misspelling we could be misspelling you could be misspelling they could be misspelling
Perfect
I could have misspelled, misspelt you could have misspelled, misspelt he could have misspelled, misspelt we could have misspelled, misspelt you could have misspelled, misspelt they could have misspelled, misspelt
V-ing perfect
I could have been misspelling you could have been misspelling he could have been misspelling we could have been misspelling you could have been misspelling they could have been misspelling
Negation
Simple form
I could not misspell you could not misspell he could not misspell we could not misspell you could not misspell they could not misspell
V-ing form
I could not be misspelling you could not be misspelling he could not be misspelling we could not be misspelling you could not be misspelling they could not be misspelling
Perfect
I could not have misspelled, misspelt you could not have misspelled, misspelt he could not have misspelled, misspelt we could not have misspelled, misspelt you could not have misspelled, misspelt they could not have misspelled, misspelt
V-ing perfect
I could not have been misspelling you could not have been misspelling he could not have been misspelling we could not have been misspelling you could not have been misspelling they could not have been misspelling
Interrogative form
Simple form
could I misspell? could you misspell? could he misspell? could we misspell? could you misspell? could they misspell?
V-ing form
could I be misspelling? could you be misspelling? could he be misspelling? could we be misspelling? could you be misspelling? could they be misspelling?
Perfect
could I have misspelled, misspelt? could you have misspelled, misspelt? could he have misspelled, misspelt? could we have misspelled, misspelt? could you have misspelled, misspelt? could they have misspelled, misspelt?
V-ing perfect
could I have been misspelling? could you have been misspelling? could he have been misspelling? could we have been misspelling? could you have been misspelling? could they have been misspelling?
Interro-negative form
Simple form
could I not misspell? could you not misspell? could he not misspell? could we not misspell? could you not misspell? could they not misspell?
V-ing form
could I not be misspelling? could you not be misspelling? could he not be misspelling? could we not be misspelling? could you not be misspelling? could they not be misspelling?
Perfect
could I not have misspelled, misspelt? could you not have misspelled, misspelt? could he not have misspelled, misspelt? could we not have misspelled, misspelt? could you not have misspelled, misspelt? could they not have misspelled, misspelt?
V-ing perfect
could I not have been misspelling? could you not have been misspelling? could he not have been misspelling? could we not have been misspelling? could you not have been misspelling? could they not have been misspelling?