Perhaps you should try some spelling variations:
nhanh chung » nhanh chuong, nhanh chong, nhanh hung
nghien cua » nghien cuu, nghiep cua, nghiep vua
goc nhanh » hoc nhanh, doc nhanh, goc nhan
chung hoc » trung hoc, dung hoc, hung hoa
sach hoi » sach doi, sach moi, cach thoi
phan van » pham van, thanh van, tran van
te sach » toc sach
hoc xa » hoc ma
luan » quan, lan

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 goc nhanh chung hoc xa hoi va ((phan van) OR (luan van))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach hoi dap, nghien cua mot goc nhanh chung hoc xa hoi va ((phan van) OR (luan van))".
• Adding a wildcard symbol may retrieve word variants: te sach hoi dap, nghien cua mot goc nhanh chung hoc xa hoi va ((phan van) OR (luan van))*.