1. fang she xue   economics   cosmetology   seismology   radiology   Hint Half-n-half Clue   2. shu fa   choreography   aeronautics   economics   calligraphy   Half-n-half Clue   3. liu bian xue   radiology   seismology   topology   rheology   Half-n-half Clue   4. [jing;jing] [ji;ji]   economics   theology   rheology   cosmetology   Half-n-half Clue   5. ba lei wu dao yi [shu;zhu]   radiology   seismology   theology   choreography   Half-n-half Clue   6. yuan yin [lun;lun] ，yuan yin [lun;lun]   ornithology   calligraphy   etiology, aetiology   topology   Half-n-half Clue   7. [ta;tuo] pu [jie;jie] gou   calligraphy   aeronautics   topology   accountancy   Half-n-half Clue