Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
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 (hanh mang)) 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 (hanh mang)) va nhung cong tac than cau.
• Adding a wildcard symbol may retrieve word variants: chao chu xanh - ((hanh tang) or (hanh mang)) va nhung cong tac than cau*.