Perhaps you should try some spelling variations:
cach thoi » cac thoi, cach thuc, cach noi
hoc nhanh » hoc nganh, hoc phan
thoi tap » toi tap, hoc tap, thoi dai
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
cong hoc » cong coc, cong ho, cong hon
cong hoa » dong hoa, hang hoa
cua nhan » ca nhan, cua ngan, cua nha
tu cach » tu cac
hoi cua » hoi chuc
nhan va » nhan tai, nhan dan, nhan tao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach thoi tap, nghien cuu dong hoc nhanh ((cong hoc) OR (cong hoa)) xa hoi cua nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach thoi tap, nghien cuu dong hoc nhanh ((cong hoc) OR (cong hoa)) xa hoi cua nhan va".
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghien cuu dong hoc nhanh ((cong hoc) OR (cong hoa)) xa hoi cua nhan va*.