Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
thai nhung » tham nhung, thai vung, thai hang
thi nhung » thi nang, thi hong, thi huong
luong va » dung va
toan cao » toan ban, toan tap
va toan » van toan, bai toan, tap toan

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 sach) or (trieu tinh)) - hanh doanh ((thai nhung) OR (thi nhung)) luong va toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (trieu tinh)) - hanh doanh ((thai nhung) OR (thi nhung)) luong va toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) or (trieu tinh)) - hanh doanh ((thai nhung) OR (thi nhung)) luong va toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (trieu tinh)) - hanh doanh ((thai nhung) OR (thi nhung)) luong va toan cao*.