Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
quang dung » quang trung, ung dung, cuong dung
doi chieu » doc hieu, doi chi, ho chieu
cong tinh » cong trinh, cong vinh, long tinh
cua rung » cua trung, cua rang, cua truong
qua dung » su dung, qua song, qua cong
toan ban » van ban

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

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