A (rem sleep) may pertain-to a person.Logical formLearned from10 sentences. A (sleep pattern) may pertain-to a female.Logical formLearned from10 sentences. (Sleep problems) can be serious.Logical formLearned from10 sentences. (Sleep attacks) can be sudden.Logical formLearned from10 sentences. A person may suffer from a (sleep disorder).Logical formLearned from10 sentences. A crew may begin a (sleep period).Logical formLearned from10 sentences. A person may hear in sleep.Logical formLearned from10 sentences. Sleep can be reckless.Logical formLearned from10 sentences. Children can be with (sleep disorders).Logical formLearned from10 sentences. Sleep may pertain-to a patient.Logical formLearned from10 sentences. (Sleep patterns) can be improved.Logical formLearned from10 sentences. (Sleep patterns) can be altered.Logical formLearned from10 sentences. Disturbances can be in sleep.Logical formLearned from10 sentences. A deep sleep can be restful.Logical formLearned from10 sentences. Sleep can be in peace.Logical formLearned from10 sentences.