Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, mot chieu
canh manh » lanh manh, canh tranh, cach mang
ho chieu » theo chieu, hoc thieu, mot chieu
cong dan » cong san, cong tan, huong dan
chan cap » khan cap, cao cap, phan cac
than cap » khan cap, thanh lap, thanh cac
manh va » hanh va, anh va, minh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (ho chieu)) xanh - canh manh va nhung cong dan ((chan cap) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) xanh - canh manh va nhung cong dan ((chan cap) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (ho chieu)) xanh - canh manh va nhung cong dan ((chan cap) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (ho chieu)) xanh - canh manh va nhung cong dan ((chan cap) or (than cap))*.