Perhaps you should try some spelling variations:
hoan chinh » hanh chinh, hoa hinh
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
san chang » ban hang, van khang, san chay
dan chan » dan gian, dan ca, van chat
doan » doanh, toan, soan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoan chinh sach - hanh tranh cua nhung cong ((san chang) OR (dan chan)) doan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoan chinh sach - hanh tranh cua nhung cong ((san chang) OR (dan chan)) doan".
• Adding a wildcard symbol may retrieve word variants: hoan chinh sach - hanh tranh cua nhung cong ((san chang) OR (dan chan)) doan*.