Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cua » doanh cua, manh cua
dung cong » dung trong
dan than » dan chan, ban than, dan toan
van than » van thanh, van thang, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu tinh - hanh tranh cua ((nhung huong) or (dung cong)) ((dan than) OR (van than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - hanh tranh cua ((nhung huong) OR (dung cong)) ((dan than) OR (van than)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu tinh - hanh tranh cua ((nhung huong) or (dung cong)) ((dan than) OR (van than)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - hanh tranh cua ((nhung huong) or (dung cong)) ((dan than) OR (van than)) ban*.