Perhaps you should try some spelling variations:
nhanh khong » nhanh chong, nganh khong, nhan khong
nghien cua » nghien cuu, nghiep cua, nghe cua
nghiep vua » nghiep va, nghiep vu
hoc nhanh » hoc nganh, hoc phan
khong hoc » khung hoc, thong hoc, khong thuoc
sach hoc » cach hoc, sach hoi, mach hoc
van nhan » van phan, van thanh, danh nhan
nhan van » nhan dan, nhan va, phan van
tu sach » thu sach, su sach, te 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: tu sach hoc tap, ((nghien cua) OR (nghiep vua)) mot hoc nhanh khong hoc xa hoi van nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach hoc tap, ((nghien cua) OR (nghiep vua)) mot hoc nhanh khong hoc xa hoi van nhan van".
• Adding a wildcard symbol may retrieve word variants: tu sach hoc tap, ((nghien cua) OR (nghiep vua)) mot hoc nhanh khong hoc xa hoi van nhan van*.