A male may clench fists.Logical formLearned from385 sentences. Fists may be clenched.Logical formLearned from362 sentences. Hands may be clenched.Logical formLearned from357 sentences. A jaw may be clenched.Logical formLearned from344 sentences. A male may clench a jaw.Logical formLearned from318 sentences. A male may clench teeth.Logical formLearned from288 sentences. Teeth may be clenched.Logical formLearned from211 sentences. A person may clench teeth.Logical formLearned from187 sentences. Hands may be clenched into fists.Logical formLearned from176 sentences. A male may clench a fist.Logical formLearned from171 sentences. A person may clench a jaw.Logical formLearned from165 sentences. Fists may be clenched.Logical formLearned from154 sentences. A male may clench hands.Logical formLearned from151 sentences. A person may clench fists.Logical formLearned from146 sentences. A stomach may be clenched.Logical formLearned from142 sentences.