Perhaps you should try some spelling variations:
dong thanh » truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
cong manh » cong danh, duong manh, cong thanh
ho chieu » theo chieu, hoc thieu, doi chieu
tranh va » tranh van, trang va, trinh va
toan cao » toan ban, toan tap
va nang » van nang, da nang, cam nang

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 xanh - canh tranh va nang ((cong manh) or (dong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh va nang ((cong manh) OR (dong thanh)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh va nang ((cong manh) or (dong thanh)) toan cao*.