Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
hanh trang » thanh trung, canh tranh, hanh trinh
trang cua » tranh cua, tang cua, trung cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hop ((chieu sang) OR (chieu xanh)) - hanh trang cua dung cong tan ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hop ((chieu sang) OR (chieu xanh)) - hanh trang cua dung cong tan ((toan tai) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hop ((chieu sang) OR (chieu xanh)) - hanh trang cua dung cong tan ((toan tai) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: hop ((chieu sang) OR (chieu xanh)) - hanh trang cua dung cong tan ((toan tai) or (toan cao))*.