Perhaps you should try some spelling variations:
thanh tung » thanh cong
hieu lang » chieu sang, hieu quang, nhieu tang
tung tran » trung tran, hung tran, huong tran
tran dang » tran quang, tran hoang, tranh hang
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
phan lap » phan dau
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh tung tran dang ((cong dan) OR (cong san)) phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh tung tran dang ((cong dan) OR (cong san)) phan lap".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh tung tran dang ((cong dan) OR (cong san)) phan lap*.