Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
lanh manh » lanh tranh, lan anh, anh anh
30 trieu » 25 trieu
van manh » van minh, van anh, van hanh
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - ((lanh manh) or (van manh)) cua thuong cong tan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - ((lanh manh) OR (van manh)) cua thuong cong tan phan tu.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - ((lanh manh) or (van manh)) cua thuong cong tan phan tu*.