Perhaps you should try some spelling variations:
nhung tuong » nhung phuong, hung vuong, nhung cong
nhung huong » nhung phuong, nhung cong, nhung dung
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
trinh va » trinh van, trinh vat, trinh ve
dan phan » doan phan, dan chan, dam phan
van phan » van phong, van thanh, luan phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh trinh va ((nhung huong) OR (nhung tuong)) ((dan phan) or (van phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh trinh va ((nhung huong) OR (nhung tuong)) ((dan phan) OR (van phan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh trinh va ((nhung huong) OR (nhung tuong)) ((dan phan) or (van phan)) cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh trinh va ((nhung huong) OR (nhung tuong)) ((dan phan) or (van phan)) cau*.