Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
cang thang » cong thanh, dang thanh
hieu lang » chieu sang, hieu quang, nhieu tang
lang cong » dang cong, bang cong, hang cong
tan thanh » tran thanh, tang thanh, toan thanh
thang va » hang va, trang va, thong va
cong tan » cong tac, cong san, cong thanh
hieu ca » hieu cac, hieu cua, hieu va
va lang » va nang, hoa lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((hieu ca) or (hieu lang)) - cang thang va lang cong tan thanh phan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu ca) OR (hieu lang)) - cang thang va lang cong tan thanh phan*.