noun
EXAMPLES FROM CORPUS
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But at the time, of course, this was not at all clear .
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But it was not at all clear that Clinton could win the election.
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Indeed, it was not at all clear that Eisenhower and Khrushchev could control the hardliners in their own countries.
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It is not at all clear that physical distances or times can realistically be said to have this property.
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It is not at all clear that such absurdly tiny scales have any physical meaning whatever.
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What is not at all clear , however, is the way one should adjudicate the differences.
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Which is correct is not at all clear .