Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
chao chu » cho chu, cua chu, cao cho
chu xanh » chu manh, chieu xanh, chua xang
cong tac » cong ty
tac nhan » tao nhan, cac nhan, dac nhan
nhan cau » nhanh cau, phan cau, nhan sau
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao chu xanh - ((hanh tang) or (nhanh mang)) va dung cong tac nhan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao chu xanh - ((hanh tang) OR (nhanh mang)) va dung cong tac nhan cau.
• Adding a wildcard symbol may retrieve word variants: chao chu xanh - ((hanh tang) or (nhanh mang)) va dung cong tac nhan cau*.