hayamos cooperado
-we have cooperated
Antepresente de subjuntivo para el sujeto nosotros del verbo cooperar.

cooperar

Celebro que hayamos cooperado tanto y que hayamos podido coordinar los programas de una forma tan eficaz.
I am very glad that our cooperation went so well and that we were able to link the programmes so effectively.
Palabra del día
el muérdago