Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, cong tan
nhung tung » nhung tuong, nhung vung, nhung huong
nhung dung » phuong dung, ung dung, thong dung
doc chieu » doc hieu, doi chieu, toc thieu
thanh va » thanh van, hanh va, thanh ha
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu xanh - cong thanh va ((nhung tung) OR (nhung dung)) manh ((van ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu xanh - cong thanh va ((nhung tung) OR (nhung dung)) manh ((van ban) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc chieu xanh - cong thanh va ((nhung tung) OR (nhung dung)) manh ((van ban) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: doc chieu xanh - cong thanh va ((nhung tung) OR (nhung dung)) manh ((van ban) or (toan tap))*.