Perhaps you should try some spelling variations:
nhan khoa » nha khoa, khuan khoa, toan khoa
danh nhan » doanh nhan, thanh nhan, benh nhan
tong hoc » tuong hoc, thong hoc, trong hoc
thoi tap » hoc tap, thoi dai, hoi tai
khoa hoc » hoa hoc
cuu tong » cuu cong, cuu tinh, huu tung
hoc nhan » hoc nhanh, nhoc nhan, hoc phan
ha danh » han danh, hoa danh, ha anh
te cach » ve cach, te sach, tu cach
toi tap » toi gap, toan tap, tong tap
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 tap) OR (toi 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 tap) OR (toi tap)), nghien cuu tong hoc nhan khoa hoc xa ha danh nhan va".
• Adding a wildcard symbol may retrieve word variants: te cach ((thoi tap) OR (toi tap)), nghien cuu tong hoc nhan khoa hoc xa ha danh nhan va*.