Perhaps you should try some spelling variations:
thanh trung » thanh tung
tranh luan » trinh luan, trinh luat, tang luan
doanh luan » doanh nhan
trung cap » truong cao, trung tam
cap thanh » cac thanh, lap thanh, tap thanh
chi xanh » chi anh, chi danh, chi hanh
cong dan » cong san, cong tan, huong dan
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 cap thanh cong dan ((tranh luan) OR (doanh luan))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - thanh trung cap thanh cong dan ((tranh luan) OR (doanh luan))".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh trung cap thanh cong dan ((tranh luan) OR (doanh luan))*.