Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
chuan xang » chua xang, chuan trang, chua nang
cong nang » cong ngang, cong lang, cong nong
nang hang » nang sang, hang hang, cang thang
chi xanh » chi anh, chi danh, chi hanh
kha nang » phap nang, ky nang, ki nang
doi chi » 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 chi xanh - canh trinh ((chuan xang) or (kha nang)) cong nang hang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - canh trinh ((chuan xang) OR (kha nang)) cong nang hang va*.