Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh dung » thanh duong, thanh tung, thanh hung
hieu manh » chieu xanh, hieu nganh, dieu hanh
dung cong » dung trong
cong vinh » cong trinh, trong vinh, cong viec
dung cua » dung luan, dung cho
cua dung » cua dang, cua dong, qua dung
toan cau » toan cao, toan tap, toan tai
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: ho ((hieu manh) or (chieu sang)) - thanh dung cua dung cong vinh ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sang)) - thanh dung cua dung cong vinh ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sang)) - thanh dung cua dung cong vinh ((toan cau) or (toan ban))*.