Perhaps you should try some spelling variations:
cang thang » cong thanh, dang thanh
chieu sang » chieu sach, chieu xanh, hieu lang
thanh phan » thanh pho, thanh san, thanh toan
dung cong » dung trong
tan thanh » tran thanh, tang thanh, toan thanh
thang ca » thang cua, hang ca, tang ca
cong tan » cong tac, cong san, cong thanh
hieu ca » hieu cac, hieu cua, hieu va
ca dung » cao dung, cap dung, cu dung

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 (chieu sang)) - cang thang ca dung cong tan thanh phan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu ca) OR (chieu sang)) - cang thang ca dung cong tan thanh phan*.