Perhaps you should try some spelling variations:
nhung chong » nhung cong, nhung phong, nhung phuong
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
danh toan » manh toan, anh toan, dang toan
ho chieu » theo chieu, hoc thieu, doi chieu
trinh va » trinh van, trinh vat, trinh ve
dan toan » van toan, dan than, manh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh trinh va nhung chong ((danh toan) or (dan toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trinh va nhung chong ((danh toan) OR (dan toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trinh va nhung chong ((danh toan) or (dan toan)) cau*.