Perhaps you should try some spelling variations:
tranh cua » doanh cua, manh cua
dung cong » dung trong
cong doan » cong dan, cong hoan, dong doanh
doc hieu » hoc thieu, hoc hien
cua dung » cua dang, cua dong, qua dung
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) sach - canh tranh cua dung cong doan ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) sach - canh tranh cua dung cong doan ((phan cau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (toc thieu)) sach - canh tranh cua dung cong doan ((phan cau) or (phan cac))*.