Perhaps you should try some spelling variations:
thuoc cach » thuoc sach, thuc cach, truoc cach
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
cach hoc » cach thuc, cach thoi, dich hoc
khoa hoc » hoa hoc
cuu mon » cuu mot, cuu cong, cuu tong
nhan va » nhan tai, nhan dan, nhan tao
ma hoi » mai hoi, xa hoi, ma hoa
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 mon) or (cuu mo)) hoc nganh khoa hoc ma hoi ca nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc cach hoc tap, nghien ((cuu mon) OR (cuu mo)) hoc nganh khoa hoc ma hoi ca nhan va.
• Adding a wildcard symbol may retrieve word variants: thuoc cach hoc tap, nghien ((cuu mon) or (cuu mo)) hoc nganh khoa hoc ma hoi ca nhan va*.