Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu xanh » chieu sach, chieu sang, chieu tinh
cua thuong » cua truong, cua phuong, ca thuong
anh dung » anh dong, anh huong, sach dung
dung cua » dung luan, dung cho
cong tan » cong tac, cong san, cong thanh
tan chat » van chat, tao chat, ban chat
chat cao » chat co, chat cho, chat bao
hieu va » lieu va, hieu qua

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 (hieu va)) - anh dung cua thuong cong tan chat cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (hieu va)) - anh dung cua thuong cong tan chat cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (hieu va)) - anh dung cua thuong cong tan chat cao*.