Possible Results:
había filtrado
-I had filtered
Past perfectyoconjugation offiltrar.
había filtrado
-he/she/you had filtered
Past perfectél/ella/ustedconjugation offiltrar.

filtrar

TRANSITIVE VERB
(to pass through)-to filter
Synonyms for filtrar
TRANSITIVE VERB
(to disclose)-to leak
Synonyms for filtrar
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