A (shock wave) may reverberate in a (target cavity).Logical formLearned from3 sentences. A hydrogen may be sealed within cavities.Logical formLearned from3 sentences. Half of schoolchildrens may have a cavity.Logical formLearned from3 sentences. Foods may reduce a risk of cavities.Logical formLearned from3 sentences. A bit can be in a (skull cavity).Logical formLearned from3 sentences. A cavity may pertain-to the earth.Logical formLearned from3 sentences. A cavity can be in an inner ear.Logical formLearned from3 sentences. An abdominal cavity can be after surgery.Logical formLearned from3 sentences. A cavity can be oval.Logical formLearned from3 sentences. A cavity may pertain-to an embryo.Logical formLearned from3 sentences. A reduction can be in a number of cavities.Logical formLearned from3 sentences. Cavities may undergo an improvement.Logical formLearned from3 sentences. A program may build_up a cavity by putting a sphere.Logical formLearned from3 sentences. An integrity may pertain-to an oral cavity.Logical formLearned from3 sentences. A floor may pertain-to a (chest cavity).Logical formLearned from3 sentences.