English verb conjugation
COULD UNEARTH

Regular verb: unearth - unearthed - unearthed

Affirmation

Simple form	V-ing form
I could unearth you could unearth he could unearth we could unearth you could unearth they could unearth	I could be unearthing you could be unearthing he could be unearthing we could be unearthing you could be unearthing they could be unearthing
Perfect	V-ing perfect
I could have unearthed you could have unearthed he could have unearthed we could have unearthed you could have unearthed they could have unearthed	I could have been unearthing you could have been unearthing he could have been unearthing we could have been unearthing you could have been unearthing they could have been unearthing

Negation

Simple form	V-ing form
I could not unearth you could not unearth he could not unearth we could not unearth you could not unearth they could not unearth	I could not be unearthing you could not be unearthing he could not be unearthing we could not be unearthing you could not be unearthing they could not be unearthing
Perfect	V-ing perfect
I could not have unearthed you could not have unearthed he could not have unearthed we could not have unearthed you could not have unearthed they could not have unearthed	I could not have been unearthing you could not have been unearthing he could not have been unearthing we could not have been unearthing you could not have been unearthing they could not have been unearthing

Interrogative form

Simple form	V-ing form
could I unearth? could you unearth? could he unearth? could we unearth? could you unearth? could they unearth?	could I be unearthing? could you be unearthing? could he be unearthing? could we be unearthing? could you be unearthing? could they be unearthing?
Perfect	V-ing perfect
could I have unearthed? could you have unearthed? could he have unearthed? could we have unearthed? could you have unearthed? could they have unearthed?	could I have been unearthing? could you have been unearthing? could he have been unearthing? could we have been unearthing? could you have been unearthing? could they have been unearthing?

Interro-negative form

Simple form	V-ing form
could I not unearth? could you not unearth? could he not unearth? could we not unearth? could you not unearth? could they not unearth?	could I not be unearthing? could you not be unearthing? could he not be unearthing? could we not be unearthing? could you not be unearthing? could they not be unearthing?
Perfect	V-ing perfect
could I not have unearthed? could you not have unearthed? could he not have unearthed? could we not have unearthed? could you not have unearthed? could they not have unearthed?	could I not have been unearthing? could you not have been unearthing? could he not have been unearthing? could we not have been unearthing? could you not have been unearthing? could they not have been unearthing?