Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu manh » hieu nganh, dieu hanh, hien hanh
tang cua » mang cua, tang luan, thong cua
hang cua » mang cua, hang ca, huong cua
ban cong » bang cong, van cong, phan cong
cong san » cong tac
san van » tan van, luan van, tran 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 ((hieu manh) or (chieu xanh)) - anh ((tang cua) OR (hang cua)) ban cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu xanh)) - anh ((tang cua) OR (hang cua)) ban cong san van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (chieu xanh)) - anh ((tang cua) OR (hang cua)) ban cong san van ban".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu xanh)) - anh ((tang cua) OR (hang cua)) ban cong san van ban*.