Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
dong chuan » dong chan, dong thuan, dong chuyen
chuan dong » chua dong, chuan long, chuyen dong
hieu lang » chieu sang, hieu quang, hieu van
phan dong » phan cong, phan dang, phan hong
dong cong » duong cong, dung cong, dang cong
manh toan » thanh toan, tinh toan

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) or (nhieu tang)) - phan dong chuan dong cong ((manh toan) OR (anh tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - phan dong chuan dong cong ((manh toan) OR (anh tuan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) or (nhieu tang)) - phan dong chuan dong cong ((manh toan) OR (anh tuan)) cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (nhieu tang)) - phan dong chuan dong cong ((manh toan) OR (anh tuan)) cau*.