I could purloin you could purloin he could purloin we could purloin you could purloin they could purloin
V-ing form
I could be purloining you could be purloining he could be purloining we could be purloining you could be purloining they could be purloining
Perfect
I could have purloined you could have purloined he could have purloined we could have purloined you could have purloined they could have purloined
V-ing perfect
I could have been purloining you could have been purloining he could have been purloining we could have been purloining you could have been purloining they could have been purloining
Negation
Simple form
I could not purloin you could not purloin he could not purloin we could not purloin you could not purloin they could not purloin
V-ing form
I could not be purloining you could not be purloining he could not be purloining we could not be purloining you could not be purloining they could not be purloining
Perfect
I could not have purloined you could not have purloined he could not have purloined we could not have purloined you could not have purloined they could not have purloined
V-ing perfect
I could not have been purloining you could not have been purloining he could not have been purloining we could not have been purloining you could not have been purloining they could not have been purloining
Interrogative form
Simple form
could I purloin? could you purloin? could he purloin? could we purloin? could you purloin? could they purloin?
V-ing form
could I be purloining? could you be purloining? could he be purloining? could we be purloining? could you be purloining? could they be purloining?
Perfect
could I have purloined? could you have purloined? could he have purloined? could we have purloined? could you have purloined? could they have purloined?
V-ing perfect
could I have been purloining? could you have been purloining? could he have been purloining? could we have been purloining? could you have been purloining? could they have been purloining?
Interro-negative form
Simple form
could I not purloin? could you not purloin? could he not purloin? could we not purloin? could you not purloin? could they not purloin?
V-ing form
could I not be purloining? could you not be purloining? could he not be purloining? could we not be purloining? could you not be purloining? could they not be purloining?
Perfect
could I not have purloined? could you not have purloined? could he not have purloined? could we not have purloined? could you not have purloined? could they not have purloined?
V-ing perfect
could I not have been purloining? could you not have been purloining? could he not have been purloining? could we not have been purloining? could you not have been purloining? could they not have been purloining?