Perhaps you should try some spelling variations:
thuat cach » thuat sach, thuat canh, thuat mach
nganh cong » nhanh chong, thanh cong
cach hoc » cach thuc, cach thoi, dich hoc
nhan dan » phan dau, gian dan, nhan tai
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
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: thuat cach hoc tap, nghien cuu mon hoc ((nganh nong) or (nganh cong)) hoc xa hoi ca nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat cach hoc tap, nghien cuu mon hoc ((nganh nong) OR (nganh cong)) hoc xa hoi ca nhan dan.
• Adding a wildcard symbol may retrieve word variants: thuat cach hoc tap, nghien cuu mon hoc ((nganh nong) or (nganh cong)) hoc xa hoi ca nhan dan*.