Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, doanh doanh, kinh doanh
nhung cong » dung cong, thong cong, hang cong
doc chieu » doc hieu, doi chieu, toc thieu
cua nhung » va nhung
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: doc chieu sach - ((hanh doanh) OR (chinh doanh)) cua nhung cong trinh ((phan lap) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sach - ((hanh doanh) OR (chinh doanh)) cua nhung cong trinh ((phan lap) OR (phan dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc chieu sach - ((hanh doanh) OR (chinh doanh)) cua nhung cong trinh ((phan lap) or (phan dau))".
• Adding a wildcard symbol may retrieve word variants: doc chieu sach - ((hanh doanh) OR (chinh doanh)) cua nhung cong trinh ((phan lap) or (phan dau))*.