Perhaps you should try some spelling variations:
nhanh dong » hanh dong, nhanh chong, anh dong
hoc nhanh » hoc nganh, hoc phan
sach hoc » cach hoc, sach hoi, sach duoc
mach hoc » cach hoc, dich hoc, anh hoc
dong luc » nang luc
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
vo pham » vi pham, v pham, toi pham
luc ma » luc va, luc ha, suc ma
hoa vo » hoa co

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) OR (mach hoc)) tap, nghien cuu mon hoc nhanh dong luc ma hoa vo pham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach hoc) OR (mach hoc)) tap, nghien cuu mon hoc nhanh dong luc ma hoa vo pham van".
• Adding a wildcard symbol may retrieve word variants: tu ((sach hoc) OR (mach hoc)) tap, nghien cuu mon hoc nhanh dong luc ma hoa vo pham van*.