Screws can be on a world-city.Logical formLearned from8 sentences. Screws may work.Logical formLearned from8 sentences. A thread may pertain-to a screw.Logical formLearned from8 sentences. A pitch may pertain-to a screw.Logical formLearned from8 sentences. A screw may be inserted in an elbow.Logical formLearned from8 sentences. A system may buy screws.Logical formLearned from8 sentences. A country may tighten a screw on a charity.Logical formLearned from8 sentences. A country may turn screws.Logical formLearned from8 sentences. A screw can be horizontal.Logical formLearned from7 sentences. A (screw frigate) can be wooden.Logical formLearned from7 sentences. Some boilers may drive a screw.Logical formLearned from7 sentences. A (screw fixation) can be percutaneous.Logical formLearned from7 sentences. A diameter may pertain-to a screw.Logical formLearned from7 sentences. Some screws can be in a leg.Logical formLearned from7 sentences. A female may suck screws.Logical formLearned from7 sentences.