Perhaps you should try some spelling variations:
chong thuoc » khong thuoc, cong thuc, hong phuoc
nhanh chong » thanh cong, khanh phong
thuat cach » thuat sach, thuat canh, thuat tach
thuat mach » thuat sach, thuat tach, thuyet mach
hoc nhanh » hoc nganh, hoc phan
thuoc ma » hoc ma, duoc ma
nhan van » nhan dan, nhan va, phan van
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
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: ((thuat cach) OR (thuat mach)) hoc tap, nghien cuu mon hoc nhanh chong thuoc ma hoi va nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat cach) OR (thuat mach)) hoc tap, nghien cuu mon hoc nhanh chong thuoc ma hoi va nhan van".
• Adding a wildcard symbol may retrieve word variants: ((thuat cach) OR (thuat mach)) hoc tap, nghien cuu mon hoc nhanh chong thuoc ma hoi va nhan van*.