Perhaps you should try some spelling variations:
nhung luong » hung luong, nhung huong, nhung tuong
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
luong tap » luong tai, cuong tap, luong tham
tap toan » tap doan, tap quan, bai toan
toan cao » toan ban, toan tap

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) or (chiu trach)) - hanh trung cua nhung luong tap toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiu trach)) - hanh trung cua nhung luong tap toan cao.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chiu trach)) - hanh trung cua nhung luong tap toan cao*.