Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, thi chieu
trung gian » truong giang, truong giao, trong giang
gian lang » gian dan
lang cong » dang cong, bang cong, hang cong
theo chu » cho chu, chao chu, theo yeu
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) OR (theo chu)) xanh - thanh trung gian lang cong dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) xanh - thanh trung gian lang cong dan ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo chu)) xanh - thanh trung gian lang cong dan ((toan cao) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo chu)) xanh - thanh trung gian lang cong dan ((toan cao) or (toan ban))*.