Perhaps you should try some spelling variations:
chai tinh » chau tinh, thai tinh, cham tinh
tranh cua » doanh cua, manh cua
hang hang » nang hang, cang thang, hung thang
chi tinh » chi minh, chi binh, cha tinh
cua hang » cua dang, cua nhung, cua cong
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi tinh) or (chai tinh)) - canh tranh cua hang hang va ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi tinh) OR (chai tinh)) - canh tranh cua hang hang va ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doi ((chi tinh) or (chai tinh)) - canh tranh cua hang hang va ((toan cao) or (toan tap))*.