Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu tinh » trieu tinh, lieu tinh, chau tinh
hieu lang » chieu sang, hieu quang, nhieu tang
lua thong » luat thong, luat thuong, suat thong
cong khan » cong khanh, cong nhan, cong phan
khan phan » than phan, khan than, phan phan
phan lua » phap lua, phan dua, phap luat
phan lap » phan dau

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 thong cong khan phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((hieu lang) OR (chieu tinh)) - co phan lua thong cong khan phan lap".
• Adding a wildcard symbol may retrieve word variants: doi ((hieu lang) OR (chieu tinh)) - co phan lua thong cong khan phan lap*.