Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh tung » thanh cong
cua thuong » cua truong, cua phuong, ca thuong
hien tinh » khien tinh, thien tinh, bien tinh
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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 tinh - ((thanh trung) or (thanh tung)) cua thuong cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tinh - ((thanh trung) OR (thanh tung)) cua thuong cong dan phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - ((thanh trung) or (thanh tung)) cua thuong cong dan phan dau*.