Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
cua thong » cua thuong, cua khong, suat thong
duong van » duong va, luong va, dang van
cua tong » cua cong, cua dong, cua nong
van tuan » van quan, van ban, anh tuan
tuan ban » tuan bang, toan ban, luan 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) OR (chinh sach)) - hanh doanh ((cua thong) or (cua tong)) duong van tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - hanh doanh ((cua thong) OR (cua tong)) duong van tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chinh sach)) - hanh doanh ((cua thong) or (cua tong)) duong van tuan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chinh sach)) - hanh doanh ((cua thong) or (cua tong)) duong van tuan ban*.