Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
cua nhung » va nhung
cong hoan » cong hoa, dong hoa, cong ha
cong san » cong tac
phan cac » nhan cach, phan dau, phan lap

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

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