Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
cang thang » cong thanh, dang thanh
chua xang » chuc nang, chu bang, chua dong
chua nang » chuc nang, kha nang, cuu nang
cong cang » cong cong, cong lang, cong vang
thi hanh » thi thanh
thang va » hang va, trang va, thong va
doi thi » doi thoi, do thi, doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi thi hanh - canh trinh ((chua xang) or (chua nang)) cong cang thang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi thi hanh - canh trinh ((chua xang) OR (chua nang)) cong cang thang va*.