A tail may shake.Logical formLearned from14 sentences. Shifts may shake markets.Logical formLearned from14 sentences. A protein may shake.Logical formLearned from14 sentences. A person may shake a noggin.Logical formLearned from14 sentences. A pentium may shake (technology geeks).Logical formLearned from14 sentences. A person may shake some hands.Logical formLearned from14 sentences. Everybody may shake a hand.Logical formLearned from14 sentences. An earthquake may shake.Logical formLearned from14 sentences. Hips may shake.Logical formLearned from14 sentences. Candidates may shake hands.Logical formLearned from14 sentences. A window may shake.Logical formLearned from14 sentences. A time may shake a hand.Logical formLearned from14 sentences. A crisis may shake a country.Logical formLearned from14 sentences. A (debt crisis) may shake an (euro zone).Logical formLearned from14 sentences. A male may shake hands with well-wishers.Logical formLearned from14 sentences.