Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
thanh dung » thanh duong, thanh tung, thanh hung
chau tinh » cuu tinh, ha tinh, cua tinh
luan cong » luat cong, luong cong, luan chung
cong cong » cong dong, trong cong, dung cong
cong van » cong vang, cong san, song van
van gian » van giang, dan gian, van giao
gian cac » gian dan, gian cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chau tinh)) - thanh dung luan cong cong van gian cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chau tinh)) - thanh dung luan cong cong van gian cac*.