Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
lanh tranh » canh tranh, lan tranh, hanh trinh
nhung cong » thong cong, hang cong, nhung don
dung cong » dung trong
san chinh » lan chinh, van chinh, ban chinh
chinh cau » chinh chau, chinh ca, chinh can
tranh va » tranh van, trang va, trinh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) OR (chieu sang)) - lanh tranh va ((nhung cong) or (dung cong)) san chinh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sang)) - lanh tranh va ((nhung cong) OR (dung cong)) san chinh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) OR (chieu sang)) - lanh tranh va ((nhung cong) or (dung cong)) san chinh cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) OR (chieu sang)) - lanh tranh va ((nhung cong) or (dung cong)) san chinh cau*.