Perhaps you should try some spelling variations:
nganh tuong » nganh cong, manh tuong, nganh nong
tuong hoc » truong hoc, tuong ho, duong hoc
danh nhan » doanh nhan, thanh nhan, benh nhan
sach hoc » cach hoc, sach hoi, mach hoc
hoi danh » hop danh, hoi dan, hoc danh
nhan van » nhan dan, nhan va, phan van
su sach » so sach, vu sach
mot hoc » mon hoc, mo hoc, bot hoc
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 hoc tap, nghien cuu ((mot hoc) OR (mot goc)) nganh tuong hoc ma hoi danh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach hoc tap, nghien cuu ((mot hoc) OR (mot goc)) nganh tuong hoc ma hoi danh nhan van".
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghien cuu ((mot hoc) OR (mot goc)) nganh tuong hoc ma hoi danh nhan van*.