Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
trung dung » ung dung, trung uong, trinh dung
dung phan » dung nhan, dung luan, dung ha
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - canh tranh ((cua dung) or (cua dang)) trung dung phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh tranh ((cua dung) OR (cua dang)) trung dung phan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - canh tranh ((cua dung) or (cua dang)) trung dung phan cau*.