Perhaps you should try some spelling variations:
thanh khung » thanh hung, thanh chuong, thanh phuong
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
khung cua » chung cua, khung luan, chung cu
cong manh » duong manh, cong thanh, hoang manh
cong danh » cuong danh, cong dan, cong thanh
cua nong » cua cong, cuu nong, cua 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) or (hoc thieu)) tinh - thanh khung cua nong ((cong manh) OR (cong danh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) tinh - thanh khung cua nong ((cong manh) OR (cong danh)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (hoc thieu)) tinh - thanh khung cua nong ((cong manh) OR (cong danh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) tinh - thanh khung cua nong ((cong manh) OR (cong danh)) toan ban*.