Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, thi chieu
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
hanh dung » thanh dung, anh dung, hanh dong
cua thong » cua thuong, cua khong, cua tong
theo chu » cho chu, chao chu, theo yeu
dung cua » dung luan, dung cho
tra ban » tri ban, tra bao, tranh 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 - hanh dung cua thong ((cong thanh) OR (dong thanh)) tra ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) xanh - hanh dung cua thong ((cong thanh) OR (dong thanh)) tra ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (theo chu)) xanh - hanh dung cua thong ((cong thanh) OR (dong thanh)) tra ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) xanh - hanh dung cua thong ((cong thanh) OR (dong thanh)) tra ban*.