Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh, hoc phan
chong hoc » chung hoc, chong doc, thuong hoc
thong hoc » thuong hoc, tuong hoc, thong hoa
toc sach » hoc sach, doc sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
cuu tong » cuu cong, cuu tinh, huu tung
tong hoc » tuong hoc, trong hoc, tong hop
phan van » pham van, thanh van, luan van
va phan » van phan, va phat, va phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach hoc tap, nghien cuu tong hoc nhanh ((chong hoc) OR (thong hoc)) xa hoi va phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach hoc tap, nghien cuu tong hoc nhanh ((chong hoc) OR (thong hoc)) xa hoi va phan van".
• Adding a wildcard symbol may retrieve word variants: toc sach hoc tap, nghien cuu tong hoc nhanh ((chong hoc) OR (thong hoc)) xa hoi va phan van*.