Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh chau » thanh cha, thanh chu, thanh hai
thanh cham » thanh pham, thanh cha, hanh cham
cong dang » cong dong, cong dan, cong dung
chi xanh » chi anh, chi danh, chi hanh
dan dung » van dung, ap dung
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - thanh trung ((dan dung) or (tin dung)) cong dang ((thanh chau) OR (thanh cham))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - thanh trung ((dan dung) OR (tin dung)) cong dang ((thanh chau) OR (thanh cham)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - thanh trung ((dan dung) or (tin dung)) cong dang ((thanh chau) OR (thanh cham))".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh trung ((dan dung) or (tin dung)) cong dang ((thanh chau) OR (thanh cham))*.