Perhaps you should try some spelling variations:
nhanh chong » thanh cong
thanh nhan » thanh phan, thanh san, thanh toan
hoi thanh » hoc thanh, hai thanh, hoa thanh
mach hoc » cach hoc, dich hoc, anh hoc
cuu dong » cuu cong, cuu tong, cuu long
dong luc » nang luc
nhan dan » phan dau, gian dan, nhan tai
tu mach » tu cach, tu manh, tu hach
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 mach hoc tap, nghien cuu dong luc ((nhanh chong) or (khanh phong)) hoc xa hoi thanh nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu mach hoc tap, nghien cuu dong luc ((nhanh chong) OR (khanh phong)) hoc xa hoi thanh nhan dan.
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nghien cuu dong luc ((nhanh chong) or (khanh phong)) hoc xa hoi thanh nhan dan*.