Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong san » cong tac
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((dieu hanh) or (chieu tinh)) - hanh tang cua nhung cong san ((phan cac) OR (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((dieu hanh) OR (chieu tinh)) - hanh tang cua nhung cong san ((phan cac) OR (phan dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((dieu hanh) or (chieu tinh)) - hanh tang cua nhung cong san ((phan cac) OR (phan dau))".
• Adding a wildcard symbol may retrieve word variants: ho ((dieu hanh) or (chieu tinh)) - hanh tang cua nhung cong san ((phan cac) OR (phan dau))*.