Countries may lock (exchange rates).Logical formLearned from3 sentences. Troops may be locked in a battle.Logical formLearned from3 sentences. Demonstrators may lock arms.Logical formLearned from3 sentences. Migrants may be locked into servitude.Logical formLearned from3 sentences. A male may be locked in a (survival test).Logical formLearned from3 sentences. A female may be locked in a shell.Logical formLearned from3 sentences. Some powers may be locked.Logical formLearned from3 sentences. A person may be locked in a tussle.Logical formLearned from3 sentences. (Finance ministers) may be locked in late-night talks.Logical formLearned from3 sentences. (Party leaders) may be locked in talks.Logical formLearned from3 sentences. Rebels may lock horns with forces.Logical formLearned from3 sentences. Some men may be locked in bargaining.Logical formLearned from3 sentences. (Security forces) may be locked in a war of attrition.Logical formLearned from3 sentences. A coalition may lock horns.Logical formLearned from3 sentences. Foes may lock horns.Logical formLearned from3 sentences.