Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
luc nhanh » luc nhan, luc nganh, luc canh
hoi thanh » hoc thanh, hai thanh, hoa thanh
cach hoc » cach thuc, cach thoi, dich hoc
cong luc » dong luc, cong suc, cong duc
tu cach » tu cac
san ban » sang ban, van ban, can ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach hoc tap, nghien thu cong luc nhanh chong ((hoc xa) or (hoc ma)) hoi thanh san ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach hoc tap, nghien thu cong luc nhanh chong ((hoc xa) OR (hoc ma)) hoi thanh san ban.
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghien thu cong luc nhanh chong ((hoc xa) or (hoc ma)) hoi thanh san ban*.