Perhaps you should try some spelling variations:
nghien cac » nghiep cach, nghien cuu, nghiep cay
phanh hoa » thanh hoa, khanh hoa, phan hoa
hoc cach » hoc cac, hoc sach, cuoc cach
thuc tap » thuc thai, thuc vat, thuc dan
cac cong » cua cong
co phanh » co phan, co thanh, co hanh
nhan dan » phan dau, gian dan, nhan tai
cong co » dong co, cong cu, cong so
va nhan » van nhan, ca nhan, va phan
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: hoc cach ((thuc tap) or (tuc tap)), nghien cac cong co phanh hoa hoc xa hoi va nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc cach ((thuc tap) OR (tuc tap)), nghien cac cong co phanh hoa hoc xa hoi va nhan dan.
• Adding a wildcard symbol may retrieve word variants: hoc cach ((thuc tap) or (tuc tap)), nghien cac cong co phanh hoa hoc xa hoi va nhan dan*.