Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
tranh cua » doanh cua, manh cua
phan tong » phan trong, han tong, phan hong
phan cong » thanh cong
ho chieu » hoc thieu, doi chieu, mot chieu
dan quan » van quan, ban quan, dan luan
quan cua » quan luan, ban cua, gian cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo chieu)) sach - canh tranh cua ((phan tong) OR (phan cong)) dan quan cua~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) sach - canh tranh cua ((phan tong) OR (phan cong)) dan quan cua.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo chieu)) sach - canh tranh cua ((phan tong) OR (phan cong)) dan quan cua".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) sach - canh tranh cua ((phan tong) OR (phan cong)) dan quan cua*.