Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
thanh nhan » thanh phan, thanh san, thanh toan
cach thoi » cac thoi, cach thuc, cach noi
luc nhanh » luc nhan, luc nganh, luc canh
chong hoc » chung hoc, chong doc, thong hoc
hoi thanh » hoc thanh, hai thanh, hoa thanh
sach hoc » cach hoc, sach hoi, mach hoc
cuu dong » cuu cong, cuu tong, cuu long
dong luc » nang luc
nhan dan » phan dau, gian dan, nhan tai
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach hoc) or (cach thoi)) tap, nghien cuu dong luc nhanh chong hoc xa hoi thanh nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach hoc) OR (cach thoi)) tap, nghien cuu dong luc nhanh chong hoc xa hoi thanh nhan dan.
• Adding a wildcard symbol may retrieve word variants: tu ((sach hoc) or (cach thoi)) tap, nghien cuu dong luc nhanh chong hoc xa hoi thanh nhan dan*.