Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
quan nhung » qua nhung, cua nhung, luan chung
tieu danh » tiep danh, thien danh, dieu hanh
dieu danh » dieu hanh, dia danh, dien anh
hanh tac » canh tac, hanh cac, hanh tai
qua toan » cua toan, qua tan, qua than
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu danh) or (dieu danh)) - hanh tac quan nhung duong qua toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu danh) OR (dieu danh)) - hanh tac quan nhung duong qua toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((tieu danh) or (dieu danh)) - hanh tac quan nhung duong qua toan ban*.