Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh dung » thanh duong, thanh tung, thanh hung
luan trong » quan trong, luat trong, luong trong
luan tuong » luan luong, luat thuong, xuan truong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((lieu va) or (chieu sang)) - thanh dung ((luan trong) OR (luan tuong)) cong dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu va) OR (chieu sang)) - thanh dung ((luan trong) OR (luan tuong)) cong dan phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((lieu va) or (chieu sang)) - thanh dung ((luan trong) OR (luan tuong)) cong dan phan tu".
• Adding a wildcard symbol may retrieve word variants: ho ((lieu va) or (chieu sang)) - thanh dung ((luan trong) OR (luan tuong)) cong dan phan tu*.