Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
tranh chap » tranh cua
trinh chat » tinh chat, trinh luat, trinh han
cong thang » cong thanh, cang thang, cong thong
dong cong » duong cong, dung cong, dang cong
thang ban » hang ban, tang ban, thanh ban
ho chieu » hoc thieu, doi chieu, mot chieu
ban cau » bang cau, ban can, van cau

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 (ho chieu)) sach - canh ((tranh chap) or (trinh chat)) dong cong thang ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sach - canh ((tranh chap) OR (trinh chat)) dong cong thang ban cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) sach - canh ((tranh chap) or (trinh chat)) dong cong thang ban cau".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) sach - canh ((tranh chap) or (trinh chat)) dong cong thang ban cau*.