A (spiral notebook) can be simple.Logical formLearned from11 sentences. A spiral can be circular.Logical formLearned from11 sentences. An unit may have a (spiral staircase).Logical formLearned from11 sentences. A (spiral staircase) may go to a level.Logical formLearned from11 sentences. A spiral can be inevitable.Logical formLearned from11 sentences. A mollusk can be with a (spiral shell).Logical formLearned from11 sentences. A spiral can be difficult.Logical formLearned from11 sentences. A life may take a downward spiral.Logical formLearned from11 sentences. A downward spiral may end.Logical formLearned from11 sentences. A spiral can be into anarchy.Logical formLearned from11 sentences. A country may begin a downward spiral.Logical formLearned from11 sentences. A country may begin a spiral.Logical formLearned from11 sentences. A downward spiral may pertain-to a life.Logical formLearned from11 sentences. Prices can be in a downward spiral.Logical formLearned from11 sentences. A spiral can be sticky.Logical formLearned from11 sentences.