Someone may knock air.Logical formLearned from5 sentences. Someone may knock into a male.Logical formLearned from5 sentences. A way may knock a shit.Logical formLearned from5 sentences. A landlady may knock on a door.Logical formLearned from5 sentences. A male may knock a crap.Logical formLearned from5 sentences. An opportunity may knock on a door.Logical formLearned from5 sentences. A punch may knock a kangaroo to the ground.Logical formLearned from5 sentences. Salesman may knock on a (house door).Logical formLearned from5 sentences. A breath may be knocked from lungs.Logical formLearned from5 sentences. A female may enter without knocking.Logical formLearned from5 sentences. A man may be knocked.Logical formLearned from5 sentences. A person may be knocked off balance.Logical formLearned from5 sentences. A climber may be knocked unconscious.Logical formLearned from5 sentences. A political-leader may knock a speech.Logical formLearned from5 sentences. A person may knock a f.Logical formLearned from5 sentences.