Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
quan thuong » quang phuong, quang truong, quyen thuong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh
hieu manh » hieu nganh, dieu hanh, hien hanh
canh ban » can ban, canh dan, canh van
ban quan » van quan
cong san » cong tac
san toan » van toan, dan toan, manh 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 sang) or (((chieu xanh) OR (hieu manh)))) - canh ban quan thuong cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (((chieu xanh) OR (hieu manh)))) - canh ban quan thuong cong san toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (((chieu xanh) OR (hieu manh)))) - canh ban quan thuong cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (((chieu xanh) OR (hieu manh)))) - canh ban quan thuong cong san toan ban*.