Perhaps you should try some spelling variations:
chua xang » chua nang, chuc nang, chu bang
hang cong » dang cong, hang nong, bang cong
cong sang » cong san, cong lang, cong vang
chu xanh » chu manh, chieu xanh, chuc danh
tranh va » tranh van, trang va, trinh va
sang tao » hang tai
va hang » van hang, va nang, va lang
tao cau » tao cu, tao cao, tao sau

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((chu xanh) or (chua xang)) - canh tranh va hang cong sang tao cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chu xanh) OR (chua xang)) - canh tranh va hang cong sang tao cau.
• Adding a wildcard symbol may retrieve word variants: cho ((chu xanh) or (chua xang)) - canh tranh va hang cong sang tao cau*.