Perhaps you should try some spelling variations:
thanh trung » thanh tung
diep quang » dinh quang
nhanh mang » nhanh lang, hanh mang, nhanh quang
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh 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: hoi ((diep quang) or (hieu qua)) - ((thanh trung) or (nhanh mang)) cua dung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi ((diep quang) OR (hieu qua)) - ((thanh trung) OR (nhanh mang)) cua dung cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoi ((diep quang) or (hieu qua)) - ((thanh trung) or (nhanh mang)) cua dung cong dan toan ban*.