A (shoulder running) can be hard.Logical formLearned from19 sentences. A record can be on hard courts.Logical formLearned from19 sentences. Hills can be hard.Logical formLearned from19 sentences. Hard links can be to a file.Logical formLearned from19 sentences. Hard work can be by persons.Logical formLearned from19 sentences. Hard disks can be magnetic.Logical formLearned from19 sentences. A pad can be hard.Logical formLearned from19 sentences. Teachers can be hard.Logical formLearned from19 sentences. An endeavor can be hard.Logical formLearned from19 sentences. Consequences can be hard.Logical formLearned from19 sentences. Records may be maintained in hard copy.Logical formLearned from19 sentences. A ring can be hard.Logical formLearned from19 sentences. Workers can be hard.Logical formLearned from19 sentences. Paper can be hard.Logical formLearned from19 sentences. A person may store on a hard drive.Logical formLearned from19 sentences.