Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
hoc doanh » hoa doanh, hoc danh, hoc dan
cach thi » cach thoi, cac thi, cach thien
van nhan » van phan, van thanh, danh nhan
nhan tao » nhan tai, nhan dan
tu cach » tu cac
thi dap » thi dai, thi dan, thi dep
hoi van » hoi va, hoi dan, hai van
cua co » cua bo, cua cong

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 thi dap, nghien cua co hoc doanh ((khoa hoc) or (hoa hoc)) xa hoi van nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thi dap, nghien cua co hoc doanh ((khoa hoc) OR (hoa hoc)) xa hoi van nhan tao.
• Adding a wildcard symbol may retrieve word variants: tu cach thi dap, nghien cua co hoc doanh ((khoa hoc) or (hoa hoc)) xa hoi van nhan tao*.