Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
trong dang » truong dang, trong dan, trong dong
dang thanh » dong thanh, dang hanh, hoang thanh
thi chieu » thi chien, thi hieu, theo chieu
thanh cau » thanh chau, thanh mau, nhanh cau
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thi chieu) or (ho chieu)) sach - hanh doanh ((cua dung) OR (cua dong)) trong dang thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (ho chieu)) sach - hanh doanh ((cua dung) OR (cua dong)) trong dang thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thi chieu) or (ho chieu)) sach - hanh doanh ((cua dung) OR (cua dong)) trong dang thanh cau".
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (ho chieu)) sach - hanh doanh ((cua dung) OR (cua dong)) trong dang thanh cau*.