Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
chi hanh » chi nhanh, chi thanh, chi anh
thi hanh » thi thanh
dung cua » dung luan, dung cho
dan chan » dan gian, dan ca, van chat

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi hanh) OR (thi hanh)) - thanh dung cua thong cong ((dan chan) OR (cao chat)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi hanh) OR (thi hanh)) - thanh dung cua thong cong ((dan chan) or (cao chat)) cau~".
• Adding a wildcard symbol may retrieve word variants: doi ((chi hanh) OR (thi hanh)) - thanh dung cua thong cong ((dan chan) or (cao chat)) cau*.