Perhaps you should try some spelling variations:
trong quang » truong quang, thong quang, trong quan
trang quang » tran quang, tang quang, tranh quang
nhung cong » dung cong, thong cong, hang cong
mot trieu » mot chieu, mot tri, mon triet
cong than » cong thanh, cong thang, cong tan
than toan » thanh toan, than tuan, thuat 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: mot trieu tinh - hanh ((trang quang) OR (trong quang)) nhung cong than toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "mot trieu tinh - hanh ((trang quang) OR (trong quang)) nhung cong than toan cau".
• Adding a wildcard symbol may retrieve word variants: mot trieu tinh - hanh ((trang quang) OR (trong quang)) nhung cong than toan cau*.