Perhaps you should try some spelling variations:
luc doanh » muc doanh, luat doanh, luc canh
doanh hoa » doanh khoa, doanh hoan, danh hoa
danh nhan » doanh nhan, thanh nhan, benh nhan
dich hoc » sinh hoc, hinh hoc, kinh hoc
tinh hoc » sinh hoc, tin hoc, hinh hoc
cuu tong » cuu cong, cuu tinh, huu tung
tong luc » dong luc, tong cuc, truong luc
nhan van » nhan dan, nhan va, phan van
hoc xa » hoc ma
xa hop » xa hoi, va hop, xa hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((dich hoc) OR (tinh hoc)) tap, nghien cuu tong luc doanh hoa hoc xa hop danh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((dich hoc) OR (tinh hoc)) tap, nghien cuu tong luc doanh hoa hoc xa hop danh nhan van".
• Adding a wildcard symbol may retrieve word variants: tu ((dich hoc) OR (tinh hoc)) tap, nghien cuu tong luc doanh hoa hoc xa hop danh nhan van*.