Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
phung cong » nhung cong, phong cong, nhung chong
hung cong » nhung cong, hung cuong, dung cong
cua tinh » cua sinh, ha tinh, hoa tinh
tran van » luan van
tuan ban » tuan bang, toan ban, luan ban
va tinh » may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((cua tinh) or (va tinh)) - thanh tran van ((hung cong) OR (phung cong)) anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((cua tinh) OR (va tinh)) - thanh tran van ((hung cong) OR (phung cong)) anh tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((cua tinh) or (va tinh)) - thanh tran van ((hung cong) OR (phung cong)) anh tuan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((cua tinh) or (va tinh)) - thanh tran van ((hung cong) OR (phung cong)) anh tuan ban*.