Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
lang cong » dang cong, bang cong, hang cong
chan dan » chan doan, chan dang, nhan dan
cong tan » cong tac, cong san, cong thanh
phan dau » phan tu, hang dau
va lang » va nang, hoa lang
dan va » doan va, dan ca, ban va

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 - chan dan va lang cong tan ((phan dau) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu khang - chan dan va lang cong tan ((phan dau) OR (phan lap))*.