Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh
thanh tung » thanh cong
hieu manh » hieu nganh, dieu hanh, hien hanh
bang cong » dang cong, bang song, hang cong
tung tam » trung tam, vung tam, dung tam
tam bang » tao bang, tam ban, thai bang
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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) or (((hieu manh) OR (chieu xanh)))) - thanh tung tam bang cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (((hieu manh) OR (chieu xanh)))) - thanh tung tam bang cong dan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (((hieu manh) OR (chieu xanh)))) - thanh tung tam bang cong dan van ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (((hieu manh) OR (chieu xanh)))) - thanh tung tam bang cong dan van ban*.