Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thuong cong » thong cong, thuong con, thuong dong
quan thanh » ban thanh, van thanh
ton thien » hoan thien, toan thiet, doan thien
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ton thien thanh - ((quan thanh) or (pham thanh)) va thuong cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ton thien thanh - ((quan thanh) OR (pham thanh)) va thuong cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: ton thien thanh - ((quan thanh) or (pham thanh)) va thuong cong tan toan ban*.