Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
canh trang » canh tranh, hanh trang, banh trang
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
doan nhan » doanh nhan, doan phan, hoang nhan
nhan cach » phan cac
ho chieu » hoc thieu, doi chieu, mot chieu
trang va » tran van, hang va

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 trang va ((hang cong) or (bang cong)) doan nhan cach~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) sach - canh trang va ((hang cong) OR (bang cong)) doan nhan cach.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) sach - canh trang va ((hang cong) or (bang cong)) doan nhan cach".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) sach - canh trang va ((hang cong) or (bang cong)) doan nhan cach*.