Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
phan thanh » pham thanh, ban thanh, van thanh
hieu lang » chieu sang, hieu quang, nhieu tang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
ho hieu » ho chieu, hoi hieu, nho hieu

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

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