Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
hang cong » dang cong, hang nong, bang cong
trung va » truong va, trang va, trung tam
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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 khang - thanh ((trung va) or (trung ha)) hang cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu khang - thanh ((trung va) OR (trung ha)) hang cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: toc thieu khang - thanh ((trung va) or (trung ha)) hang cong dan than ban*.