We were 'blissfully ignorant''of' the problems that had occurred.
She was 'ignorant' about the dangers of the drug.
They were 'ignorant' [='unaware'] 'of' the facts.
(..) On your mark, get set. ...at which he won fourteen gold medals. Aladeen! Aladeen! Often described as ignorant, he changed over Wadiyan words to "Aladeen," including the words "positive" and "negative," causing mass confusion. Do you want (..)2012 The Dictator