Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trang chua » trong chuan, trang phuc, trang cho
tranh chua » tranh cua, trinh chuan, tranh chap
hieu manh » hieu nganh, dieu hanh, hien hanh
bang cong » dang cong, bang song, hang cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) OR (chieu xanh)) - hanh ((trang chua) or (tranh chua)) bang cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chieu xanh)) - hanh ((trang chua) OR (tranh chua)) bang cong dan than ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (chieu xanh)) - hanh ((trang chua) or (tranh chua)) bang cong dan than ban*".