1. [hui;kuai] ji   telepathy   accountancy   ornithology   cosmetology   Hint Half-n-half Clue   2. hang [kong;kong] xue   aeronautics   sociology   calligraphy   radiology   Half-n-half Clue   3. liu bian xue   choreography   topology   archeology, archaeology   rheology   Half-n-half Clue   4. kun chong xue   etiology, aetiology   entomology   radiology   ornithology   Half-n-half Clue   5. [de;di] zhen xue   cosmetology   etiology, aetiology   seismology   ornithology   Half-n-half Clue   6. ren lei xue   astrology   telegraphy   choreography   anthropology   Half-n-half Clue   7. zheng rong [shu;zhu]   choreography   telegraphy   theology   cosmetology   Half-n-half Clue