Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
hanh trung » thanh trung, hanh trang, manh trung
mot chieu » doi chieu, ho chieu
trung hoa » trung hoc, trung ha
thon cong » thong cong, thien cong, thong cung
hoa thon » hoa trong, khoa than, hoa khong
cong dan » cong san, cong tan, huong dan

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

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