Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
dong chuan » dong chan, dong thuan, dong chuyen
duong cong » dung cong, luong cong, duong trong
hieu lang » chieu sang, hieu quang, hieu van
phan dong » phan cong, phan dang, phan hong
dong cong » dung cong, dang cong, cong cong
manh toan » thanh toan, anh tuan, tinh toan
toan cau » toan cao, toan ban, toan tap

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) OR (duong cong)) manh toan 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) OR (duong cong)) manh toan 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) OR (duong cong)) manh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (nhieu tang)) - phan dong chuan ((dong cong) OR (duong cong)) manh toan cau*.