A grasp may tighten.Logical formLearned from32 sentences. Eyes may tighten.Logical formLearned from31 sentences. A heart may tighten.Logical formLearned from31 sentences. A coalition may tighten a screw.Logical formLearned from31 sentences. A person may tighten screws.Logical formLearned from31 sentences. A country may tighten rules.Logical formLearned from31 sentences. An international-political-entity may tighten sanctions.Logical formLearned from31 sentences. A male may tighten legs.Logical formLearned from30 sentences. A person may tighten arms.Logical formLearned from30 sentences. An arm may tighten around a male.Logical formLearned from30 sentences. A rope may tighten.Logical formLearned from30 sentences. A male may be tightened.Logical formLearned from30 sentences. Persons may tighten a belt.Logical formLearned from30 sentences. Banks may tighten (credit standards).Logical formLearned from30 sentences. A muscle may tighten.Logical formLearned from30 sentences.