Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh
mach hoc » cach hoc, dich hoc, anh hoc
cuu cong » cua cong, thu cong, cac cong
hoc phan » hoc dan, hoc pho
dong luc » nang luc
toi pham » tac pham, vi pham, thi phap
tu mach » tu cach, tu manh, tu hach
luc van » luoc van, luu van, duc van
hoa toi » hoa doi, hoa moi, hoa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu mach hoc tap, nghien cuu cong ((hoc nhanh) or (hoc phan)) dong luc van hoa toi pham van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu mach hoc tap, nghien cuu cong ((hoc nhanh) OR (hoc phan)) dong luc van hoa toi pham van.
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nghien cuu cong ((hoc nhanh) or (hoc phan)) dong luc van hoa toi pham van*.