hayan coexistido
-they/you have coexisted
Present perfect subjunctiveellos/ellas/ustedesconjugation ofcoexistir.

coexistir

De este modo, marcas que hayan coexistido sin problemas en un momento dado pueden entrar en conflicto de repente.
Thus trademarks which had happily coexisted at one time may suddenly enter into a conflict.
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