Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
thang cong » thanh cong, thang long, thong cong
trung cap » truong cao, trung tam
dan thanh » dang thanh, danh thanh, ban thanh
thanh ban » thanh san, thanh van, thanh bac
cong dan » cong san, cong tan, huong dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tinh - thanh ((dung cho) or (trung cap)) thang cong dan thanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu tinh - thanh ((dung cho) OR (trung cap)) thang cong dan thanh ban*.