Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhanh mang » hanh mang, nhanh quang, nhanh thang
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh mang
chao chu » cho chu, cua chu, cao cho
chu xanh » chu manh, chieu xanh, chua xang
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

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) OR (nhanh lang)))) va nhung cong tac than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao chu xanh - ((hanh tang) OR (((nhanh mang) OR (nhanh lang)))) va nhung cong tac than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao chu xanh - ((hanh tang) or (((nhanh mang) OR (nhanh lang)))) va nhung cong tac than cau".
• Adding a wildcard symbol may retrieve word variants: chao chu xanh - ((hanh tang) or (((nhanh mang) OR (nhanh lang)))) va nhung cong tac than cau*.