Perhaps you should try some spelling variations:
nhanh khang » nhanh thang, nhanh quang, nhanh thanh
khang thuoc » khong thuoc, dang thuoc, hanh thuoc
nghien cua » nghien cuu, nghiep cua, nghiep vua
cach thuc » cac thu
hoc nhanh » hoc nganh, hoc phan
anh thuc » am thuc, dan thuc, anh tu
cong hoc » dong hoc, cong hoa, cong coc
thuoc xa » thuoc ma, thuoc va, thuoc la
va nhan » van nhan, ca nhan, va phan
nhan va » nhan tai, nhan dan, nhan tao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((cach thuc) OR (anh thuc)) tap, nghien cua cong hoc nhanh khang thuoc xa hoi va nhan va~.
• Adding a wildcard symbol may retrieve word variants: tu ((cach thuc) or (anh thuc)) tap, nghien cua cong hoc nhanh khang thuoc xa hoi va nhan va*.