Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung dung, thong huong
thuoc dieu » thuc dieu, hoc dieu, thuat dieu
nhung cong » dung cong, thong cong, hang cong
tranh va » tranh van, trang va, trinh va
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc dieu hanh - canh tranh va ((((nhung huong) OR (nhung phuong))) or (nhung cong)) dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc dieu hanh - canh tranh va ((((nhung huong) OR (nhung phuong))) OR (nhung cong)) dan than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc dieu hanh - canh tranh va ((((nhung huong) OR (nhung phuong))) or (nhung cong)) dan than cao".
• Adding a wildcard symbol may retrieve word variants: thuoc dieu hanh - canh tranh va ((((nhung huong) OR (nhung phuong))) or (nhung cong)) dan than cao*.