A vocal tract may undergo a narrowing.Logical formLearned from3 sentences. An entrance can be to a tract.Logical formLearned from3 sentences. Tracts can be atheistic.Logical formLearned from3 sentences. A disease may pertain-to a digestive tract.Logical formLearned from3 sentences. (Tract actions) can be vocal.Logical formLearned from3 sentences. A region can be a tract of land.Logical formLearned from3 sentences. Tracts can be clandestine.Logical formLearned from3 sentences. A tract can be discontinuous.Logical formLearned from3 sentences. Others can be a tract.Logical formLearned from3 sentences. Tract can be a collection of (nerve fibers).Logical formLearned from3 sentences. Tracts may undergo an edition.Logical formLearned from3 sentences. A population may pertain-to tract.Logical formLearned from3 sentences. Tract may sit at an elevation.Logical formLearned from3 sentences. Tract can be a place.Logical formLearned from3 sentences. Important (bird area) can be a tract of land.Logical formLearned from3 sentences.