Women may prevent pregnancy.Logical formLearned from14 sentences. An attempt may prevent damage to properties.Logical formLearned from14 sentences. The world may prevent a country from acquiring nuclear weapons.Logical formLearned from14 sentences. A person may prevent (heart disease).Logical formLearned from14 sentences. Graces may prevent (prostate callosity).Logical formLearned from14 sentences. A (state program) may prevent (water pollution).Logical formLearned from14 sentences. A statement may prevent a nation from going.Logical formLearned from14 sentences. Elections may depend on preventing stuffings of a (ballot box).Logical formLearned from14 sentences. A step can be in preventing.Logical formLearned from14 sentences. (Identity theft) can be by preventing leaks.Logical formLearned from14 sentences. A moratorium may prevent drilling on a shelf.Logical formLearned from14 sentences. Cloud may prevent a (helicopter rescue).Logical formLearned from14 sentences. Women may prevent unwanted pregnancies.Logical formLearned from14 sentences. Short circuits may prevent information from flowing through a brain.Logical formLearned from14 sentences. (Cell walls) may prevent immune cells from entering.Logical formLearned from14 sentences.