Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh hinh » hanh chinh, hanh tinh, hanh dinh
hang cong » dang cong, hang nong, bang cong
hinh cua » chinh cua, sinh cua, tinh cua
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
gian man » gian dan, gian lan, gian van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (chieu sang)) - hanh hinh cua hang cong dan gian man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sang)) - hanh hinh cua hang cong dan gian man.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sang)) - hanh hinh cua hang cong dan gian man*.