Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
cong danh » cuong danh, cong dan, cong thanh
chi tinh » chai tinh, chi minh, chi binh
cong anh » dong anh, hong anh, cong thanh
doi chi » doi khi
tuan cu » tuan tu, quan cua, tuan thu

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 tinh - hanh ((trung cua) or (trung tuan)) hang ((cong anh) OR (cong danh)) tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi tinh - hanh ((trung cua) OR (trung tuan)) hang ((cong anh) OR (cong danh)) tuan cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi tinh - hanh ((trung cua) or (trung tuan)) hang ((cong anh) OR (cong danh)) tuan cu".
• Adding a wildcard symbol may retrieve word variants: doi chi tinh - hanh ((trung cua) or (trung tuan)) hang ((cong anh) OR (cong danh)) tuan cu*.