Exchange can be for a country.Logical formLearned from219 sentences. An exchange can be candid.Logical formLearned from217 sentences. An (exchange rate) may pertain-to a yuan.Logical formLearned from216 sentences. Exchange can be for contracts.Logical formLearned from216 sentences. Exchange can be for land.Logical formLearned from215 sentences. Exchange can be for permission.Logical formLearned from215 sentences. Exchange can be for guarantees.Logical formLearned from213 sentences. Scientific information may undergo an exchange.Logical formLearned from212 sentences. A (stock exchange) may pertain-to a country.Logical formLearned from212 sentences. An exchange can be with a male.Logical formLearned from210 sentences. Exchange can be for amnesty.Logical formLearned from210 sentences. Personnel may undergo an exchange.Logical formLearned from210 sentences. Followings can be (exchange rates).Logical formLearned from209 sentences. Ideas may undergo exchanges.Logical formLearned from209 sentences. A floor may pertain-to an exchange.Logical formLearned from208 sentences.