A hydrogen can be thick.Logical formLearned from2 sentences. A (paper cover) can be thick.Logical formLearned from2 sentences. A song can be thick.Logical formLearned from2 sentences. Dikes can be thick.Logical formLearned from2 sentences. A hairnet can be thick.Logical formLearned from2 sentences. Ribs can be thick.Logical formLearned from2 sentences. A dialect can be thick.Logical formLearned from2 sentences. Pelvic fins can be thick.Logical formLearned from2 sentences. A drumstick can be thick.Logical formLearned from2 sentences. Pamphlets can be thick.Logical formLearned from2 sentences. (Ice fogs) can be thick.Logical formLearned from2 sentences. A (tongue coating) can be thick.Logical formLearned from2 sentences. (Mango forests) can be thick.Logical formLearned from2 sentences. Ridgelines can be thick.Logical formLearned from2 sentences. A (timetable book) can be thick.Logical formLearned from2 sentences.