Perhaps you should try some spelling variations:
nghien ban » nghiem ban, nghiep ban, nghiep bang
ban thanh » ban hanh, ban hang
hoc nhanh » hoc phan
chong luc » dong luc, chon loc, thong luu
cach hoc » cach thuc, cach thoi, dich hoc
tu cach » tu cac
co pham » co phan, co cham, cong pham
luc ma » luc va, luc ha, suc ma
hoa » khoa

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 ban thanh ((hoc nhanh) OR (hoc nganh)) chong luc ma hoa co pham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoc tap, nghien ban thanh ((hoc nhanh) OR (hoc nganh)) chong luc ma hoa co pham van".
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghien ban thanh ((hoc nhanh) OR (hoc nganh)) chong luc ma hoa co pham van*.