Perhaps you should try some spelling variations:
hoan chinh » hanh chinh, hoa hinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dang cong » dung cong
cua dang » cua cong, cua ban
san chay » san pham, van chat, san chi
dan chan » dan gian, dan ca, van chat

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 dang cong ((san chay) or (dan chan)) (doan or soan)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoan chinh sach - hanh tranh cua dang cong ((san chay) OR (dan chan)) (doan OR soan).
• Adding a wildcard symbol may retrieve word variants: hoan chinh sach - hanh tranh cua dang cong ((san chay) or (dan chan)) (doan or soan)*.