Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
theo chieu » theo tieu, theo chu, thi chieu
mot chieu » doi chieu
tong cong » trong cong, cong cong, dung cong
ho chieu » hoc thieu, doi chieu, thi chieu
thang va » hang va, trang va, thong va
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban
va tong » va thong, va tuong, va trong

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 (ho chieu))) or (theo chieu)) tinh - thanh thang va tong cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((mot chieu) OR (ho chieu))) OR (theo chieu)) tinh - thanh thang va tong cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((mot chieu) OR (ho chieu))) or (theo chieu)) tinh - thanh thang va tong cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: ((((mot chieu) OR (ho chieu))) or (theo chieu)) tinh - thanh thang va tong cong dan toan ban*.