Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
tien trinh » tien thinh, bien tinh, tien thanh
thanh tung » thanh cong
tuan chong » tuan phong, thuan phong, toan thong
chong cong » cong cong, thong cong, cuong cong
thanh chau » thanh cha, thanh cham, thanh chu
tung tuan » trung tuan, hung tuan, quang tuan
bac thanh » ban thanh, cac thanh, tai thanh
cong bac » cong tac, dong bac, cong cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu tinh) or (tien trinh)) - thanh tung tuan chong cong bac thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu tinh) OR (tien trinh)) - thanh tung tuan chong cong bac thanh chau*.