Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nhanh khoa » nhan khoa, nganh khoa, hang khoa
cach thoi » cac thoi, cach thuc, cach noi
hoc nhanh » hoc nganh, hoc phan
thoi tap » toi tap, hoc tap, thoi dai
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
van phan » van phong, van thanh, luan phan
phan van » pham van, thanh van, luan van
tu cach » tu cac
ma hoi » mai hoi, ma hoa, me hoi

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 thu cong hoc nhanh khoa hoc ((ma hoi) or (xa hoi)) van phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thoi tap, nghien thu cong hoc nhanh khoa hoc ((ma hoi) OR (xa hoi)) van phan van.
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghien thu cong hoc nhanh khoa hoc ((ma hoi) or (xa hoi)) van phan van*.