Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
dang cong » dung cong
chu manh » ho manh, chu han, chu van
thang va » hang va, trang va, thong va
toan ban » van ban
tang va » trang va, tang van, tang vat
ty toan » ly toan, tap toan, huy toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((chieu sach) or (chu manh)) - hanh ((tang va) or (thang va)) dang cong ty toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chieu sach) OR (chu manh)) - hanh ((tang va) OR (thang va)) dang cong ty toan ban.
• Adding a wildcard symbol may retrieve word variants: cho ((chieu sach) or (chu manh)) - hanh ((tang va) or (thang va)) dang cong ty toan ban*.