Improvements can be in sleep.Logical formLearned from23 sentences. A state can be constituted-of-or-filled-with deep sleep.Logical formLearned from23 sentences. A substitute can be for sleep.Logical formLearned from23 sentences. A (sleep pattern) may pertain-to a male.Logical formLearned from23 sentences. Armor can be for sleep.Logical formLearned from22 sentences. Research can be on sleep.Logical formLearned from22 sentences. Sleep can be spiritual.Logical formLearned from22 sentences. A person can be on a (sleep schedule).Logical formLearned from22 sentences. A male may move in sleep.Logical formLearned from22 sentences. (Sleep disorders) can be common.Logical formLearned from22 sentences. A person may need some hours of sleep.Logical formLearned from22 sentences. Sleep may pertain-to a good night.Logical formLearned from22 sentences. Sleep may pertain-to some hour.Logical formLearned from22 sentences. A (sleep deprivation) can be serious.Logical formLearned from22 sentences. A person may didnt sleep.Logical formLearned from22 sentences.