Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
thanh pham » thanh phan, thanh pho, thanh hai
hoc nhanh » hoc nganh, hoc phan
hai thanh » tai thanh, ha thanh, mai thanh
cuu tong » cuu cong, cuu tinh, huu tung
tong hoc » tuong hoc, thong hoc, trong hoc
khoa hoc » hoa hoc
su sach » so sach, vu sach
hoi tap » hoc tap, hoi tai, hai tap
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((hoi tap) or (hoi dap)), nghien cuu tong hoc nhanh khoa hoc xa hai thanh pham van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((hoi tap) OR (hoi dap)), nghien cuu tong hoc nhanh khoa hoc xa hai thanh pham van.
• Adding a wildcard symbol may retrieve word variants: su sach ((hoi tap) or (hoi dap)), nghien cuu tong hoc nhanh khoa hoc xa hai thanh pham van*.