Perhaps you should try some spelling variations:
nhanh khong » nhanh chong, nganh khong, nhan khong
hoc nhanh » hoc nganh, hoc phan
thuoc xa » thuoc ma, thuoc va, thuoc tai
thuoc la » thuoc ma, thuoc va, thuoc tai
phan tao » nhan tao, phan tap, phan tan
thu anh » thuy anh, thu canh, thu oanh
anh hoc » sinh hoc, benh hoc, hinh hoc
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
va phan » van phan, va phat, va phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu anh hoc tap, nghien cuu mot hoc nhanh khong ((thuoc xa) or (thuoc la)) hoi va phan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu anh hoc tap, nghien cuu mot hoc nhanh khong ((thuoc xa) OR (thuoc la)) hoi va phan tao.
• Adding a wildcard symbol may retrieve word variants: thu anh hoc tap, nghien cuu mot hoc nhanh khong ((thuoc xa) or (thuoc la)) hoi va phan tao*.