Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
sach thoi » cach thoi, sach hoi, sach tham
hoc nganh » hoc nhanh
danh nhan » doanh nhan, thanh nhan, benh nhan
thoi tap » toi tap, hoc tap, thoi dai
khoa hoc » hoa hoc
hoi danh » hop danh, hoi dan, hoc danh
nhan van » nhan dan, nhan va, phan van
su sach » so sach, vu sach
cuu mon » cuu mo, cuu cong, cuu tong
cuu mot » cua mot, cuu mo, huu mot
ma hoi » mai hoi, xa hoi, ma hoa

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 thoi tap, nghien ((cuu mon) or (cuu mot)) hoc nganh khoa hoc ma hoi danh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thoi tap, nghien ((cuu mon) OR (cuu mot)) hoc nganh khoa hoc ma hoi danh nhan van.
• Adding a wildcard symbol may retrieve word variants: su sach thoi tap, nghien ((cuu mon) or (cuu mot)) hoc nganh khoa hoc ma hoi danh nhan van*.