Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
cong doan » cong dan, cong hoan, dong doanh
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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 - ((thanh tung) or (thanh cong)) cua thong cong doan ((phan cac) OR (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((thanh tung) OR (thanh cong)) cua thong cong doan ((phan cac) OR (phan dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - ((thanh tung) or (thanh cong)) cua thong cong doan ((phan cac) OR (phan dau))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((thanh tung) or (thanh cong)) cua thong cong doan ((phan cac) OR (phan dau))*.