Perhaps you should try some spelling variations:
canh manh » lanh manh, canh tranh, cach mang
hang cong » dang cong, hang nong, bang cong
doc hieu » toc thieu, hoc thieu, hoc hien
manh cua » doanh cua, ban cua
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
chan cap » khan cap, cao cap, phan cac
than cap » khan cap, thanh lap, thanh cac
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: ((doc hieu) or (doi chi)) sang - canh manh cua hang cong dan ((chan cap) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (doi chi)) sang - canh manh cua hang cong dan ((chan cap) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (doi chi)) sang - canh manh cua hang cong dan ((chan cap) or (than cap))*.