Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
nhanh hung » thanh hung, nhanh chuong, nhanh quang
nhanh hong » nhanh chong, nhanh dong, nhanh song
sach hoi » sach doi, sach moi, cach thoi
van phan » van phong, van thanh, luan phan
phan van » pham van, thanh van, luan van
te sach » toc sach
mot hoc » mon hoc, mo hoc, mot goc
hoi van » hoi va, hoi dan, hai van
hoc xa » hoc ma

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 hung) OR (nhanh hong)) hoc xa hoi 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 hung) OR (nhanh hong)) hoc xa hoi van phan van".
• Adding a wildcard symbol may retrieve word variants: te sach hoi dap, nghien cua mot hoc ((nhanh hung) OR (nhanh hong)) hoc xa hoi van phan van*.