I could traffic you could traffic he could traffic we could traffic you could traffic they could traffic
V-ing form
I could be trafficing you could be trafficing he could be trafficing we could be trafficing you could be trafficing they could be trafficing
Perfect
I could have trafficed you could have trafficed he could have trafficed we could have trafficed you could have trafficed they could have trafficed
V-ing perfect
I could have been trafficing you could have been trafficing he could have been trafficing we could have been trafficing you could have been trafficing they could have been trafficing
Negation
Simple form
I could not traffic you could not traffic he could not traffic we could not traffic you could not traffic they could not traffic
V-ing form
I could not be trafficing you could not be trafficing he could not be trafficing we could not be trafficing you could not be trafficing they could not be trafficing
Perfect
I could not have trafficed you could not have trafficed he could not have trafficed we could not have trafficed you could not have trafficed they could not have trafficed
V-ing perfect
I could not have been trafficing you could not have been trafficing he could not have been trafficing we could not have been trafficing you could not have been trafficing they could not have been trafficing
Interrogative form
Simple form
could I traffic? could you traffic? could he traffic? could we traffic? could you traffic? could they traffic?
V-ing form
could I be trafficing? could you be trafficing? could he be trafficing? could we be trafficing? could you be trafficing? could they be trafficing?
Perfect
could I have trafficed? could you have trafficed? could he have trafficed? could we have trafficed? could you have trafficed? could they have trafficed?
V-ing perfect
could I have been trafficing? could you have been trafficing? could he have been trafficing? could we have been trafficing? could you have been trafficing? could they have been trafficing?
Interro-negative form
Simple form
could I not traffic? could you not traffic? could he not traffic? could we not traffic? could you not traffic? could they not traffic?
V-ing form
could I not be trafficing? could you not be trafficing? could he not be trafficing? could we not be trafficing? could you not be trafficing? could they not be trafficing?
Perfect
could I not have trafficed? could you not have trafficed? could he not have trafficed? could we not have trafficed? could you not have trafficed? could they not have trafficed?
V-ing perfect
could I not have been trafficing? could you not have been trafficing? could he not have been trafficing? could we not have been trafficing? could you not have been trafficing? could they not have been trafficing?