Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
cong thang » cong thanh, cang thang, cong thong
hieu lang » chieu sang, hieu quang, nhieu tang
dung cong » dung trong
thang pha » thanh phan, thanh pham, thong phan
phan lua » phap lua, phan dua, phap luat
lua dung » qua dung, luan hung, qua duong
pha tap » pham tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((hieu lang) or (chieu tinh)) - co phan lua dung cong thang pha tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hieu lang) OR (chieu tinh)) - co phan lua dung cong thang pha tap.
• Adding a wildcard symbol may retrieve word variants: doi ((hieu lang) or (chieu tinh)) - co phan lua dung cong thang pha tap*.