Perhaps you should try some spelling variations:
thanh trung » thanh tung
dong thanh » truong thanh
hien xanh » hien hanh, hien nhanh, chieu xanh
trung cam » trung tam, trung cap, trung nam
cam nhung » cam hung, nam nhung, tham nhung
cong dan » cong san, cong tan, huong dan
toan tap » toan ban

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 - thanh trung cam nhung ((cong dan) or (dong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - thanh trung cam nhung ((cong dan) OR (dong thanh)) toan tap*.