Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu sach » chinh sach, chiet tach, chieu sang
canh manh » lanh manh, canh tranh, cach mang
cua thong » cua thuong, cua khong, cua tong
cong doan » cong dan, cong hoan, dong doanh
manh cua » doanh cua, ban cua
phan cau » phan cac, phan tu, phan lap
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: hoc ((chieu sach) or (dieu hanh)) - canh manh cua thong cong doan ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (dieu hanh)) - canh manh cua thong cong doan ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (dieu hanh)) - canh manh cua thong cong doan ((phan cau) or (phan dau))*.