Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trang vat » trang va, trang mat, trang van
trang vai » trang va, trang tai, trang giai
trong van » trong cac
ho chieu » theo chieu, hoc thieu, doi chieu
tang vat » tang van, dang vat, bang vat
van toan » van tuan, van tan, van thanh
toan tap » toan ban

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 sach - hanh ((((trang vat) OR (tang vat))) or (trang vai)) dung trong van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((((trang vat) OR (tang vat))) OR (trang vai)) dung trong van toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((((trang vat) OR (tang vat))) or (trang vai)) dung trong van toan tap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((((trang vat) OR (tang vat))) or (trang vai)) dung trong van toan tap*.