A period may obscure by (childhood amnesias).Logical formLearned from2 sentences. A use of different language may obscure understanding.Logical formLearned from2 sentences. Black holes may obscure by dust.Logical formLearned from2 sentences. An understanding may obscure by some dark cloud of error.Logical formLearned from2 sentences. Criminal origins may obscure through transactions.Logical formLearned from2 sentences. A debate may obscure an imperative.Logical formLearned from2 sentences. A male may obscure a boundary.Logical formLearned from2 sentences. Faces may obscure by gags.Logical formLearned from2 sentences. A furor may obscure a threat.Logical formLearned from2 sentences. A (privacy service) may obscure headers.Logical formLearned from2 sentences. A (screen saver) may obscure a display of a monitor.Logical formLearned from2 sentences. A document may discuss ways of obscurring some address.Logical formLearned from2 sentences. A fact may obscure for seconds.Logical formLearned from2 sentences. Steps may obscure a fact.Logical formLearned from2 sentences. Depression may obscure by symptoms.Logical formLearned from2 sentences.