Perhaps you should try some spelling variations:
luc doanh » muc doanh, luat doanh, ly doanh
danh nhan » doanh nhan, thanh nhan, benh nhan
dich hoc » sinh hoc, hinh hoc, tinh hoc
cuu tong » cuu cong, cuu tinh, huu tung
nhan van » nhan dan, nhan va, phan van
tu dich » te dich, chu dich, hut dich
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 tap, nghien cuu tong ((luc doanh) OR (luc canh)) hoa hoc xa hop danh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu dich hoc tap, nghien cuu tong ((luc doanh) OR (luc canh)) hoa hoc xa hop danh nhan van".
• Adding a wildcard symbol may retrieve word variants: tu dich hoc tap, nghien cuu tong ((luc doanh) OR (luc canh)) hoa hoc xa hop danh nhan van*.