Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tranh » canh tranh, hanh trinh, hanh trang
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
chay cao » cay cao, chat cao, nha cao

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 - hanh tranh ((cua dung) OR (cua dang)) ((cong dan) or (cong tan)) chay cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh tranh ((cua dung) OR (cua dang)) ((cong dan) OR (cong tan)) chay cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh tranh ((cua dung) OR (cua dang)) ((cong dan) or (cong tan)) chay cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh tranh ((cua dung) OR (cua dang)) ((cong dan) or (cong tan)) chay cao*.