Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
hien thanh » thien thanh, hien hanh, tien thanh
dong doanh » dung doanh, trong doanh, doanh doanh
quan long » quan lang, quan hoang, quan trong
quan dong » quang dong, quan hoang, quan trong
cong hoan » cong hoa, dong hoa, cong san

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien thanh - thanh truong ((quan long) or (quan dong)) ((dong doanh) or (cong hoan)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien thanh - thanh truong ((quan long) OR (quan dong)) ((dong doanh) OR (cong hoan)) phan tu.
• Adding a wildcard symbol may retrieve word variants: hoc hien thanh - thanh truong ((quan long) or (quan dong)) ((dong doanh) or (cong hoan)) phan tu*.