Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thanh trung » thanh tung
trung thanh » truong thanh
thanh dong » thanh duong, thanh cong, hanh dong
hien xanh » hien hanh, hien nhanh, chieu xanh
dong cong » duong cong, dung cong, dang cong
cong san » cong tac
san toan » van toan, dan toan, manh toan
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) or (thien thanh)) - thanh trung thanh dong cong san toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (thien thanh)) - thanh trung thanh dong cong san toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (thien thanh)) - thanh trung thanh dong cong san toan tap*.