A (sound tube) may prevent elements from harming innards.Logical formLearned from6 sentences. A female may prevent symptoms from getting worse.Logical formLearned from6 sentences. (Screen protector) may prevent a screen from getting.Logical formLearned from6 sentences. Injustices may prevent the world from emerging.Logical formLearned from6 sentences. A us-state may prevent a person from buying alcohol.Logical formLearned from6 sentences. A cooking may prevent noodles from sticking.Logical formLearned from6 sentences. An endeavor can be at preventing a conflict.Logical formLearned from6 sentences. Research can be on preventing disease.Logical formLearned from6 sentences. A (ballot initiative) may prevent gays from marrying in a us-state.Logical formLearned from6 sentences. Success can be in preventing.Logical formLearned from6 sentences. A US-president may prevent companies from abussing a (monopoly power).Logical formLearned from6 sentences. Benefits may prevent (heart disease).Logical formLearned from6 sentences. A person may prevent a need.Logical formLearned from6 sentences. A lining may prevent (water quality issues).Logical formLearned from6 sentences. A (body armor) may prevent injuries.Logical formLearned from6 sentences.