Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
ho chinh » hoc chinh, cho chinh, hoa chinh
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha tap

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

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