A vein can be as a male.Logical formLearned from34 sentences. Veins may pertain-to leaves.Logical formLearned from34 sentences. Veins may pertain-to a body.Logical formLearned from33 sentences. A vein can be popular.Logical formLearned from33 sentences. Veins may pertain-to a patient.Logical formLearned from33 sentences. Veins can be brown.Logical formLearned from32 sentences. (Varicose veins) may undergo a treatment.Logical formLearned from32 sentences. A vein can be hollow.Logical formLearned from32 sentences. A vein can be from a leg.Logical formLearned from32 sentences. Veins can be visible.Logical formLearned from32 sentences. Veins may pop.Logical formLearned from32 sentences. Veins can be in a forehead.Logical formLearned from32 sentences. A vein can be constituted-of-or-filled-with discontent.Logical formLearned from32 sentences. A dye may be injected into a vein.Logical formLearned from31 sentences. (Blood clots) can be in veins.Logical formLearned from31 sentences.