Perhaps you should try some spelling variations:
cot doanh » mot doanh, hoa doanh, voi doanh
cho doanh » hoa doanh
danh nhan » doanh nhan, thanh nhan, benh nhan
cuu tong » cuu cong, cuu tinh, huu tung
hoi danh » hop danh, hoi dan, hoc danh
te sinh » ve sinh, he sinh, ke sinh
nhan va » nhan tai, nhan dan, nhan tao
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: te sinh hoc tap, nghien cuu tong ((cot doanh) OR (cho doanh)) hoa hoc xa hoi danh nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sinh hoc tap, nghien cuu tong ((cot doanh) OR (cho doanh)) hoa hoc xa hoi danh nhan va".
• Adding a wildcard symbol may retrieve word variants: te sinh hoc tap, nghien cuu tong ((cot doanh) OR (cho doanh)) hoa hoc xa hoi danh nhan va*.