Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, nghiep nganh
nhung hong » nhung chong, nhung huong, nhung phong
hieu manh » chieu xanh, dieu hanh, hien hanh
trang qua » trong quan, trang tuan, trung quan
trong qua » trong quan, thong qua, trong nha
van thanh » ban thanh, van tuan
thanh lap » thanh san, phan lap, thanh hai
hong van » hoang van, thong van, phong van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) OR (hieu nganh)) - hanh ((trang qua) or (trong qua)) nhung hong van thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (hieu nganh)) - hanh ((trang qua) OR (trong qua)) nhung hong van thanh lap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (hieu nganh)) - hanh ((trang qua) or (trong qua)) nhung hong van thanh lap*".