Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
dan toan » manh toan, xuan toan, dien toan
van toan » van tuan, van tan, van thanh
dan than » dan chan, ban than, van than

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 tinh - hanh tranh cua nhung cong ((((dan toan) OR (van toan))) or (dan than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh tranh cua nhung cong ((((dan toan) OR (van toan))) OR (dan than)) cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - hanh tranh cua nhung cong ((((dan toan) OR (van toan))) or (dan than)) cao*".