Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, truong thanh
manh cua » doanh cua
cong tan » cong tac, cong san, cong ty
toan ban » van ban
ban cua » ban quan

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 xanh - hanh ((manh cua) or (ban cua)) dung ((cong thanh) OR (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh ((manh cua) OR (ban cua)) dung ((cong thanh) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - hanh ((manh cua) or (ban cua)) dung ((cong thanh) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh ((manh cua) or (ban cua)) dung ((cong thanh) OR (cong tan)) toan ban*.