Persons may tighten (purse strings).Logical formLearned from9 sentences. A regime may tighten a grip on power.Logical formLearned from9 sentences. Lenders may tighten (credit conditions).Logical formLearned from9 sentences. A bank may tighten monetary policy.Logical formLearned from9 sentences. Oil may tighten.Logical formLearned from9 sentences. A country may tighten a grip on a future.Logical formLearned from9 sentences. A person may tighten a noose.Logical formLearned from9 sentences. Screws may be tightened.Logical formLearned from9 sentences. Soldiers may tighten security.Logical formLearned from9 sentences. A country may tighten (border controls).Logical formLearned from9 sentences. Russian forces may tighten a noose.Logical formLearned from9 sentences. (Security forces) may tighten security.Logical formLearned from9 sentences. Troops may tighten a noose.Logical formLearned from9 sentences. A (trade embargo) may be tightened.Logical formLearned from9 sentences. A country may tighten (security measures).Logical formLearned from8 sentences.