Difficulty may breathe.Logical formLearned from319 sentences. Difficulties may be involved.Logical formLearned from317 sentences. Difficulties may pertain-to a country.Logical formLearned from315 sentences. Some persons may have difficulty.Logical formLearned from314 sentences. Some difficulty can be that something-is-the-case.Logical formLearned from313 sentences. A difficulty can be practical.Logical formLearned from310 sentences. Persons may have some difficulties.Logical formLearned from308 sentences. Persons may face difficulties.Logical formLearned from304 sentences. Difficulties may be encountered.Logical formLearned from302 sentences. A person may have difficulties.Logical formLearned from293 sentences. Difficulties can be in a country.Logical formLearned from278 sentences. Difficulties can be unforeseen.Logical formLearned from269 sentences. Difficulties may be encountered.Logical formLearned from268 sentences. A person may experience difficulty.Logical formLearned from263 sentences. Difficulties can be sexual.Logical formLearned from256 sentences.