Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu manh » chieu xanh, hieu nganh, dieu hanh
hieu lang » hieu quang, nhieu tang, hieu van
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu manh) or (((chieu sang) or (hieu lang)))) - hanh tang cua nhung cong tan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu manh) OR (((chieu sang) OR (hieu lang)))) - hanh tang cua nhung cong tan phan tu.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu manh) or (((chieu sang) or (hieu lang)))) - hanh tang cua nhung cong tan phan tu*.