Perhaps you should try some spelling variations:
khuong tinh » chuong trinh, phuong trinh, phuong binh
thuat bang » thuat ban, thuat mang, thuat nang
theo chieu » ho chieu, theo chu, thi chieu
hanh hang » thanh hang, hang hang, hanh han
tuan bang » tuan dang, tuan hoang, tuong bang
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 (theo tieu)) sang - hanh hang ((tuan bang) or (thuat bang)) khuong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo tieu)) sang - hanh hang ((tuan bang) OR (thuat bang)) khuong tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) sang - hanh hang ((tuan bang) or (thuat bang)) khuong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) sang - hanh hang ((tuan bang) or (thuat bang)) khuong tinh toan ban*.