Perhaps you should try some spelling variations:
thanh phuong » thanh chuong, khanh phong, trinh phuong
thanh huong » thanh hung, thanh cong, anh huong
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
lang long » lang song, lang vong, nang luong
lang dong » lang trong, lao dong, cong dong
toan ban » van 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 xanh - ((thanh phuong) or (thanh huong)) va ((lang long) OR (lang dong)) tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((thanh phuong) OR (thanh huong)) va ((lang long) OR (lang dong)) tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((thanh phuong) or (thanh huong)) va ((lang long) OR (lang dong)) tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((thanh phuong) or (thanh huong)) va ((lang long) OR (lang dong)) tinh toan ban*.