Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
chua xang » chua nang, chu bang, chua dong
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan ban » van ban
chuc » thuc, chu, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chua xang) or (chuc nang)) - ((hanh tang) or (nhanh mang)) cua dung cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chuc nang)) - ((hanh tang) OR (nhanh mang)) cua dung cong van toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (chuc nang)) - ((hanh tang) or (nhanh mang)) cua dung cong van toan ban*.