Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, nhung don
tranh van » tran van, trinh van, thanh van
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, hoc thieu, doi chieu
phan cau » phan dau, phan cac, phan lap

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 xanh - canh tranh van ((nhung cong) or (hang cong)) dan ((phan cau) OR (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh van ((nhung cong) OR (hang cong)) dan ((phan cau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh van ((nhung cong) or (hang cong)) dan ((phan cau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh van ((nhung cong) or (hang cong)) dan ((phan cau) OR (phan tu))*.