Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could solve solve you could solve solve he could solve solve we could solve solve you could solve solve they could solve solve
V-ing form
I could be solve solving you could be solve solving he could be solve solving we could be solve solving you could be solve solving they could be solve solving
Perfect
I could have solve solved you could have solve solved he could have solve solved we could have solve solved you could have solve solved they could have solve solved
V-ing perfect
I could have been solve solving you could have been solve solving he could have been solve solving we could have been solve solving you could have been solve solving they could have been solve solving
Negation
Simple form
I could not solve solve you could not solve solve he could not solve solve we could not solve solve you could not solve solve they could not solve solve
V-ing form
I could not be solve solving you could not be solve solving he could not be solve solving we could not be solve solving you could not be solve solving they could not be solve solving
Perfect
I could not have solve solved you could not have solve solved he could not have solve solved we could not have solve solved you could not have solve solved they could not have solve solved
V-ing perfect
I could not have been solve solving you could not have been solve solving he could not have been solve solving we could not have been solve solving you could not have been solve solving they could not have been solve solving
Interrogative form
Simple form
could I solve solve? could you solve solve? could he solve solve? could we solve solve? could you solve solve? could they solve solve?
V-ing form
could I be solve solving? could you be solve solving? could he be solve solving? could we be solve solving? could you be solve solving? could they be solve solving?
Perfect
could I have solve solved? could you have solve solved? could he have solve solved? could we have solve solved? could you have solve solved? could they have solve solved?
V-ing perfect
could I have been solve solving? could you have been solve solving? could he have been solve solving? could we have been solve solving? could you have been solve solving? could they have been solve solving?
Interro-negative form
Simple form
could I not solve solve? could you not solve solve? could he not solve solve? could we not solve solve? could you not solve solve? could they not solve solve?
V-ing form
could I not be solve solving? could you not be solve solving? could he not be solve solving? could we not be solve solving? could you not be solve solving? could they not be solve solving?
Perfect
could I not have solve solved? could you not have solve solved? could he not have solve solved? could we not have solve solved? could you not have solve solved? could they not have solve solved?
V-ing perfect
could I not have been solve solving? could you not have been solve solving? could he not have been solve solving? could we not have been solve solving? could you not have been solve solving? could they not have been solve solving?