Perhaps you should try some spelling variations:
nhanh huong » nhanh chuong, thanh huong, nhanh hong
theo chieu » theo tieu, theo chu, thi chieu
nhung cong » dung cong, thong cong, hang cong
chinh cau » chinh chau, chinh ca, chinh can
ho chieu » hoc thieu, doi chieu, mot chieu
huong va » thuong va, luong va, duong va
cong tac » cong ty
chan cau » phan cau, can cau, nhanh cau

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 (ho chieu)) xanh - nhanh huong va nhung cong tac ((chan cau) or (chinh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) xanh - nhanh huong va nhung cong tac ((chan cau) OR (chinh cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) xanh - nhanh huong va nhung cong tac ((chan cau) or (chinh cau))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) xanh - nhanh huong va nhung cong tac ((chan cau) or (chinh cau))*.