Perhaps you should try some spelling variations:
chieu xanh » chieu tinh, hieu manh
chieu sang » hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, hieu cach
thuc hung » thuc chung, thuc nhung, thuc dung
hung cong » nhung cong, hung cuong, phung cong
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
tinh dan » trinh dan, tinh da, binh dan
dan thuc » dan toc, am thuc
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((chieu xanh) OR (chieu sang))) or (chieu sach)) - tinh dan thuc hung cong than phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (chieu sang))) OR (chieu sach)) - tinh dan thuc hung cong than phan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((chieu xanh) OR (chieu sang))) or (chieu sach)) - tinh dan thuc hung cong than phan lap".
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) OR (chieu sang))) or (chieu sach)) - tinh dan thuc hung cong than phan lap*.