Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
hoc nhanh » hoc phan
sach hoi » sach doi, sach moi, cach thoi
hung hoc » chung hoc, khung hoc, nhung hoc
van phan » van phong, van thanh, luan phan
phan van » pham van, thanh van, luan van
te sach » toc sach
hai van » thai van, ha van, hai tan
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach hoi dap, nghien cua mot ((hoc nhanh) OR (hoc nganh)) hung hoc xa hai van phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach hoi dap, nghien cua mot ((hoc nhanh) OR (hoc nganh)) hung hoc xa hai van phan van".
• Adding a wildcard symbol may retrieve word variants: te sach hoi dap, nghien cua mot ((hoc nhanh) OR (hoc nganh)) hung hoc xa hai van phan van*.