Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
dung cong » dung trong
cong doan » cong dan, cong hoan, dong doanh
ho chieu » theo chieu, hoc thieu, mot chieu
canh van » anh van, can van, cach van
cua dung » cua dang, cua dong, qua dung
phan cau » phan dau, phan cac, phan lap
van cua » vang cua, ban cua, dan cua

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

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