Perhaps you should try some spelling variations:
danh nhan » doanh nhan, thanh nhan, benh nhan
cach thoi » cach thuc, cach noi
nhan khoa » nha khoa, khuan khoa, toan khoa
tong hoc » tuong hoc, thong hoc, trong hoc
khoa hoc » hoa hoc
cac thoi » cac toi, cac hop, cac tro
cuu tong » cuu cong, cuu tinh, huu tung
hoc nhan » hoc nhanh, nhoc nhan, hoc phan
ha danh » han danh, hoa danh, ha anh
nhan va » nhan tai, nhan dan, nhan tao
hoc xa » hoc ma
xa ha » xa hoa, xa hai, la ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((cach thoi) OR (cac thoi)) tap, nghien cuu tong hoc nhan khoa hoc xa ha danh nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((cach thoi) OR (cac thoi)) tap, nghien cuu tong hoc nhan khoa hoc xa ha danh nhan va".
• Adding a wildcard symbol may retrieve word variants: te ((cach thoi) OR (cac thoi)) tap, nghien cuu tong hoc nhan khoa hoc xa ha danh nhan va*.