Exchange can be for negotiations.Logical formLearned from41 sentences. A (foreign exchange) may pertain-to a world-city.Logical formLearned from41 sentences. Exchanges can be in science.Logical formLearned from40 sentences. Exchanges can be between some armed forces.Logical formLearned from40 sentences. Exchanges may pertain-to some countries.Logical formLearned from40 sentences. Some sides may increase exchanges.Logical formLearned from40 sentences. An exchange can be illegal.Logical formLearned from40 sentences. Freedom can be in exchange.Logical formLearned from40 sentences. Teachers may undergo an exchange.Logical formLearned from40 sentences. Exchanges can be between a continent.Logical formLearned from40 sentences. Exchanges can be high.Logical formLearned from40 sentences. Exchange can be for currency.Logical formLearned from40 sentences. An exchange can be hilarious.Logical formLearned from40 sentences. Notes may undergo exchanges.Logical formLearned from40 sentences. An (email exchange) may pertain-to persons.Logical formLearned from40 sentences.