Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
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
dan chan » dan gian, dan ca, van chat
chan cap » khan cap, than cap, cao cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (toc thieu)) tinh - hanh tranh cua nhung phuong dan chan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (toc thieu)) tinh - hanh tranh cua nhung phuong dan chan cap*.