Perhaps you should try some spelling variations:
doanh khoa » toan khoa
cach thuc » anh thuc, cac thu
hoc doanh » hoa doanh, hoc danh, hoc dan
khoa hoc » hoa hoc
tu cach » tu cac
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
va nhan » van nhan, ca nhan, va phan
va phap » va phat, ban phap
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: tu cach thuc vat, nghien cuu mot hoc doanh khoa hoc xa hoi ((va nhan) or (va phap)) va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thuc vat, nghien cuu mot hoc doanh khoa hoc xa hoi ((va nhan) OR (va phap)) va.
• Adding a wildcard symbol may retrieve word variants: tu cach thuc vat, nghien cuu mot hoc doanh khoa hoc xa hoi ((va nhan) or (va phap)) va*.