Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien xanh » hien hanh, hien nhanh, chieu xanh
hieu lang » chieu sang, hieu quang, nhieu tang
trung cap » truong cao, trung tam
cong cong » cong dong, trong cong, dung cong
cap cong » cac cong, cao cong, tap cong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien xanh) or (hieu lang)) - thanh trung cap cong cong dan phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hieu lang)) - thanh trung cap cong cong dan phan lap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (hieu lang)) - thanh trung cap cong cong dan phan lap*.