Perhaps you should try some spelling variations:
thuat van » thuat san, thuat va, thuat ban
hoc doanh » hoa doanh, hoc danh, hoc nganh
cuu cong » cua cong, thu cong, cac cong
khoa hoc » hoa hoc
cham van » pham van, cham va, chao van
hoa tap » khoa tap, hoc tap, hoa tan
ca cham » cau cham, va cham, co cham
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thuat van hoa tap, nghien cuu cong ((hoc doanh) OR (hoc dan)) khoa hoc xa hoi ca cham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat van hoa tap, nghien cuu cong ((hoc doanh) OR (hoc dan)) khoa hoc xa hoi ca cham van".
• Adding a wildcard symbol may retrieve word variants: thuat van hoa tap, nghien cuu cong ((hoc doanh) OR (hoc dan)) khoa hoc xa hoi ca cham van*.