Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
nhung cong » dung cong, thong cong, hang cong
khang chan » khang chien, quang chan
doi chieu » doc hieu, ho chieu, mot chieu
trung cua » truong cua, trung cap, dung cua
san khang » van khang, san chang, san khong
cong san » cong tac
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doi chi)) sang - thanh ((trung cua) or (trung tuan)) nhung cong san khang chan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) sang - thanh ((trung cua) OR (trung tuan)) nhung cong san khang chan.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) sang - thanh ((trung cua) or (trung tuan)) nhung cong san khang chan*.