Perhaps you should try some spelling variations:
nhanh khong » nhanh chong, nganh khong, nhan khong
nghien huu » nguyen huu, nhiem huu, chien huu
goc nhanh » hoc nhanh, doc nhanh, goc nhan
khong hoc » khung hoc, thong hoc, khong thuoc
hach hoc » cach hoc, mach hoc, hoach hoi
nhan van » nhan dan, nhan va, phan van
tu hach » tu hanh, tu cach, tu sach
va nhan » van nhan, ca nhan, va phan
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu hach hoc tap, ((nghien huu) OR (nghien cuu)) mot goc nhanh khong hoc ma hoi va nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu hach hoc tap, ((nghien huu) OR (nghien cuu)) mot goc nhanh khong hoc ma hoi va nhan van".
• Adding a wildcard symbol may retrieve word variants: tu hach hoc tap, ((nghien huu) OR (nghien cuu)) mot goc nhanh khong hoc ma hoi va nhan van*.