Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
trung cong » truong cong, trong cong, trung uong
cua trung » cua truong, xuan trung, cua nhung
canh ban » can ban, canh dan, doanh ban
canh van » anh van, can van, cach van
cong dan » cong san, cong tan, huong dan
dan hang » ban hang, van hang, dat hang

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