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
hoc thieu » hoc hien
tranh cua » doanh cua, manh cua
cua nhung » va nhung
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) OR (toc thieu)) tinh - hanh tranh cua nhung phuong dan toan cao~".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) OR (toc thieu)) tinh - hanh tranh cua nhung phuong dan toan cao*.