Perhaps you should try some spelling variations:
hoan chinh » hanh chinh
tranh cua » doanh cua, manh cua
dung cong » dung trong
chay doan » chan doan, chuan doan, thai doan
hoa hinh » hoa sinh, hoa binh, mo hinh
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
san chay » san pham, van chat, dan chan

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