Perhaps you should try some spelling variations:
thang cong » thanh cong, thang long, thong cong
hoc thieu » toc thieu, hoc hien
thieu anh » thien anh, chieu xanh, thien danh
hanh tang » hanh trang, anh tang, hanh mang
cua thang » cua hang, cua thanh, xua thang
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: hoc thieu anh - ((hanh tang) or (canh tranh)) cua thang cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu anh - ((hanh tang) OR (canh tranh)) cua thang cong san van ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu anh - ((hanh tang) or (canh tranh)) cua thang cong san van ban*.