Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
tranh chua » tranh cua, trinh chuan, tranh chap
cong thang » cong thanh, cang thang, cong thong
chua xang » chua nang, chuc nang, chu bang
cong hang » cong hung, cong lang, cong vang
ho chieu » theo chieu, hoc thieu, doi chieu

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 - canh tranh chua xang ((cong hang) or (cong thang)) hang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh tranh chua xang ((cong hang) OR (cong thang)) hang va.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh tranh chua xang ((cong hang) or (cong thang)) hang va*.