anulaban
Imperfect ellos/ellas/ustedes conjugation of anular.

anular

Chile tuvo mucha dificultad para aprobar esa ley y hasta poco tiempo atrás las parejas se anulaban.
Chile had a lot of difficulty in passing this law and until recently they used to get annulled.
Como puede deducirse fácilmente, bajo este criterio se anulaban aquellos indígenas que por desuso de la lengua, mas no de otros caracteres objetivos y subjetivos, ya no aparecían en los censos.
Clearly, this approach excluded indigenous people who, through loss of their indigenous language - but not of other objective and subjective characteristics - had ceased to appear in the censuses.
Word of the Day
skating