An exchange can be lengthy.Logical formLearned from155 sentences. Changes can be in an (exchange rate).Logical formLearned from155 sentences. An exchange can be continuous.Logical formLearned from155 sentences. An exchange can be easy.Logical formLearned from154 sentences. An exchange can be spirited.Logical formLearned from154 sentences. An exchange can be successful.Logical formLearned from153 sentences. Minutes can be for exchanges.Logical formLearned from153 sentences. An exchange can be monetary.Logical formLearned from152 sentences. Persons may have an exchange.Logical formLearned from151 sentences. An exchange can be constructive.Logical formLearned from150 sentences. An exchange may list some companies.Logical formLearned from150 sentences. Exchange can be between some countries.Logical formLearned from149 sentences. Exchange can be for security.Logical formLearned from149 sentences. A stock can be on exchanges.Logical formLearned from149 sentences. E-mails may undergo an exchange.Logical formLearned from149 sentences.