Perhaps you should try some spelling variations:
quang truong » quang trung, duong truong, tang truong
quang trong » quang trung, quan trong, quang thong
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh toan » thanh toan, trinh toan, tinh toan
toc chieu » toc thieu, doc hieu, hoc thieu
dang toan » dang tran, dan toan, dung toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu xanh - canh tranh toan ((quang trong) or (quang truong)) dang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu xanh - canh tranh toan ((quang trong) OR (quang truong)) dang toan ban.
• Adding a wildcard symbol may retrieve word variants: toc chieu xanh - canh tranh toan ((quang trong) or (quang truong)) dang toan ban*.