Perhaps you should try some spelling variations:
thanh trung » thanh tung
tien thanh » tien thinh, tran thanh
khong cong » thong cong, khong cang, khong con
chong cong » cong cong, thong cong, cuong cong
den thanh » de thanh, dinh thanh, dong thanh
trung cua » truong cua, trung tuan, trung cap
san hanh » san thanh, ban hanh, van hanh
hanh cap » hanh cac, hanh cat, hanh cad

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((tien thanh) or (den thanh)) - thanh trung cua ((khong cong) or (chong cong)) san hanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien thanh) OR (den thanh)) - thanh trung cua ((khong cong) OR (chong cong)) san hanh cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((tien thanh) or (den thanh)) - thanh trung cua ((khong cong) or (chong cong)) san hanh cap*.