Perhaps you should try some spelling variations:
chiet tach » chieu sach
canh trinh » canh tranh, hanh trinh, anh trinh
hung luong » hung vuong, dung luong, hang luong
canh tinh » hanh tinh, manh tinh, canh tranh
luong tin » thong tin, luong tai, luong thi
ho chiet » ho chieu, ho thiet, hoc thiet
tin toan » tinh toan, nin toan, trinh toan
toan cao » toan ban, toan tap
va hung » va nhung, van hung, va huong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - ((canh trinh) or (canh tinh)) va hung luong tin toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((canh trinh) OR (canh tinh)) va hung luong tin toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((canh trinh) or (canh tinh)) va hung luong tin toan cao*.