Perhaps you should try some spelling variations:
thuoc cach » thuoc sach, thuc cach, truoc cach
hoc nhanh » hoc phan
cach hoc » cach thuc, cach thoi, dich hoc
cong hoc » dong hoc, cong hoa, cong coc
nhan va » nhan tai, nhan dan, nhan tao
cuu co » huu co, cua co, cuu mo
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc cach hoc tap, nghien cuu co ((hoc nganh) OR (hoc nhanh)) cong hoc xa hoi ca nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc cach hoc tap, nghien cuu co ((hoc nganh) OR (hoc nhanh)) cong hoc xa hoi ca nhan va".
• Adding a wildcard symbol may retrieve word variants: thuoc cach hoc tap, nghien cuu co ((hoc nganh) OR (hoc nhanh)) cong hoc xa hoi ca nhan va*.