Perhaps you should try some spelling variations:
chieu xanh » chieu tinh, hieu manh
chieu sang » hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, hieu cach
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong ban » cong bang, cong san, cong tan
ban toan » bai toan, ban than, van toan
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 ((((chieu xanh) or (chieu sang))) or (chieu sach)) - hanh trung cua dung cong ban toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu xanh) OR (chieu sang))) OR (chieu sach)) - hanh trung cua dung cong ban toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu xanh) or (chieu sang))) or (chieu sach)) - hanh trung cua dung cong ban toan ban*.