Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
tranh va » tranh van, trang va, trinh va
va trong » va truong, va thong, va tuong
cong tan » cong tac, cong san, cong thanh
tan pham » tuan pham, san pham, tac pham
pham va » pham van, pham ma, pham tai

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) OR (chieu sang)) - canh tranh va trong cong tan pham va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - canh tranh va trong cong tan pham va".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - canh tranh va trong cong tan pham va*.