Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hoan chinh » hanh chinh, hoa hinh
hanh tranh » canh tranh, hanh trinh, hanh trang
phuong dan » phuong danh, phuong doan, huong dan
tranh cua » doanh cua, manh cua
cua nhung » va nhung
khan ma » nhan ma, than ma, khan maaz
nhan va » nhan tai, nhan dan, nhan tao

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 phuong dan ((van ban) or (((khan ma) or (nhan va))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoan chinh sach - hanh tranh cua nhung phuong dan ((van ban) OR (((khan ma) OR (nhan va)))).
• Adding a wildcard symbol may retrieve word variants: hoan chinh sach - hanh tranh cua nhung phuong dan ((van ban) or (((khan ma) or (nhan va))))*.