Present
I co-unite
you co-unite
he co-unites
we co-unite
you co-unite
they co-unite

Perfect
I have co-united
you have co-united
he has co-united
we have co-united
you have co-united
they have co-united

Past
I co-united
you co-united
he co-united
we co-united
you co-united
they co-united

Pluperfect
I had co-united
you had co-united
he had co-united
we had co-united
you had co-united
they had co-united

Future
I will co-unite
you will co-unite
he will co-unite
we will co-unite
you will co-unite
they will co-unite

Future perfect
I will have co-united
you will have co-united
he will have co-united
we will have co-united
you will have co-united
they will have co-united

Present
I co-unite
you co-unite
he co-unite
we co-unite
you co-unite
they co-unite

Present
I have co-united
you have co-united
he have co-united
we have co-united
you have co-united
they have co-united

Imperfect
I co-united
you co-united
he co-united
we co-united
you co-united
they co-united

Pluperfect
I had co-united
you had co-united
he had co-united
we had co-united
you had co-united
they had co-united

Present
I would co-unite
you would co-unite
he would co-unite
we would co-unite
you would co-unite
they would co-unite

Perfect
I would have co-united
you would have co-united
he would have co-united
we would have co-united
you would have co-united
they would have co-united

you co-unite
we Let's co-unite
you co-unite

Present
I am co-uniting
you are co-uniting
he is co-uniting
we are co-uniting
you are co-uniting
they are co-uniting

Perfect
I have been co-uniting
you have been co-uniting
he has been co-uniting
we have been co-uniting
you have been co-uniting
they have been co-uniting

Past
I was co-uniting
you were co-uniting
he was co-uniting
we were co-uniting
you were co-uniting
they were co-uniting

Pluperfect
I had been co-uniting
you had been co-uniting
he had been co-uniting
we had been co-uniting
you had been co-uniting
they had been co-uniting

Future
I will be co-uniting
you will be co-uniting
he will be co-uniting
we will be co-uniting
you will be co-uniting
they will be co-uniting

Future perfect
I will have been co-uniting
you will have been co-uniting
he will have been co-uniting
we will have been co-uniting
you will have been co-uniting
they will have been co-uniting

Present
I would be co-uniting
you would be co-uniting
he would be co-uniting
we would be co-uniting
you would be co-uniting
they would be co-uniting

Perfect
I would have been co-uniting
you would have been co-uniting
he would have been co-uniting
we would have been co-uniting
you would have been co-uniting
they would have been co-uniting