Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
truong quan » trong quan, thong quan, luong quan
dung duong » dung dong, dong duong, dung luong
hien hanh » dieu hanh
dung dung » ung dung, dung ung, dung dong
tuan cao » toan cao, juan cao, quang cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thi thanh) or (hien hanh)) - thanh truong quan ((dung duong) OR (dung dung)) anh tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thi thanh) OR (hien hanh)) - thanh truong quan ((dung duong) OR (dung dung)) anh tuan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thi thanh) or (hien hanh)) - thanh truong quan ((dung duong) OR (dung dung)) anh tuan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thi thanh) or (hien hanh)) - thanh truong quan ((dung duong) OR (dung dung)) anh tuan cao*.