English verb conjugation
COULD ROUTE

Regular verb: route - routed - routed

Affirmation

Simple form	V-ing form
I could route you could route he could route we could route you could route they could route	I could be routing you could be routing he could be routing we could be routing you could be routing they could be routing
Perfect	V-ing perfect
I could have routed you could have routed he could have routed we could have routed you could have routed they could have routed	I could have been routing you could have been routing he could have been routing we could have been routing you could have been routing they could have been routing

Negation

Simple form	V-ing form
I couldn't route you couldn't route he couldn't route we couldn't route you couldn't route they couldn't route	I couldn't be routing you couldn't be routing he couldn't be routing we couldn't be routing you couldn't be routing they couldn't be routing
Perfect	V-ing perfect
I couldn't have routed you couldn't have routed he couldn't have routed we couldn't have routed you couldn't have routed they couldn't have routed	I couldn't have been routing you couldn't have been routing he couldn't have been routing we couldn't have been routing you couldn't have been routing they couldn't have been routing

Interrogative form

Simple form	V-ing form
could I route? could you route? could he route? could we route? could you route? could they route?	could I be routing? could you be routing? could he be routing? could we be routing? could you be routing? could they be routing?
Perfect	V-ing perfect
could I have routed? could you have routed? could he have routed? could we have routed? could you have routed? could they have routed?	could I have been routing? could you have been routing? could he have been routing? could we have been routing? could you have been routing? could they have been routing?

Interro-negative form

Simple form	V-ing form
couldn't I route? couldn't you route? couldn't he route? couldn't we route? couldn't you route? couldn't they route?	couldn't I be routing? couldn't you be routing? couldn't he be routing? couldn't we be routing? couldn't you be routing? couldn't they be routing?
Perfect	V-ing perfect
couldn't I have routed? couldn't you have routed? couldn't he have routed? couldn't we have routed? couldn't you have routed? couldn't they have routed?	couldn't I have been routing? couldn't you have been routing? couldn't he have been routing? couldn't we have been routing? couldn't you have been routing? couldn't they have been routing?