Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
trung toan » truong toan, trung tran, trong toan
trung tuan » trung thanh, trung tam, tran tuan
thong cong » trong cong, tong cong, thong thong
van thang » van thanh, van khang, van hang
thang tai » hang tai, tang tai, thanh tai
cong van » cong vang, cong san, song van

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 - hanh ((trung toan) or (trung tuan)) thong cong van thang tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu khang - hanh ((trung toan) OR (trung tuan)) thong cong van thang tai.
• Adding a wildcard symbol may retrieve word variants: toc thieu khang - hanh ((trung toan) or (trung tuan)) thong cong van thang tai*.