Perhaps you should try some spelling variations:
nghien cac » nghiep cach, nghien cuu, nghiep cay
cach thuc » anh thuc, cac thu
khanh hoa » thanh hoa, hang hoa
hoc cach » hoc cac, hoc sach, cuoc cach
thuc tap » tuc tap, thuc thai, thuc vat
cac cong » cua cong
cong coc » cong cuoc, cong cac, cong co
hanh hoa » thanh hoa, hang hoa, danh hoa
nhan van » nhan dan, nhan va, phan van
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, nghien cac cong coc ((hanh hoa) OR (khanh hoa)) hoc xa hoi va nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc cach thuc tap, nghien cac cong coc ((hanh hoa) OR (khanh hoa)) hoc xa hoi va nhan van".
• Adding a wildcard symbol may retrieve word variants: hoc cach thuc tap, nghien cac cong coc ((hanh hoa) OR (khanh hoa)) hoc xa hoi va nhan van*.