Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
goc nganh » hoc nganh, hoc nhanh, cac nganh
khoa hoc » hoa hoc
van nhan » van phan, van thanh, danh nhan
nhan dan » phan dau, gian dan, nhan tai
cuu mot » cua mot, cuu mo, huu mot
hoi van » hoi va, hoi dan, hai van
ma hoi » mai hoi, xa hoi, ma hoa
bach » sach, cach, bac

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ((bach mai) or (ban moi)) tap, nghien cuu mot goc nganh khoa hoc ma hoi van nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((bach mai) OR (ban moi)) tap, nghien cuu mot goc nganh khoa hoc ma hoi van nhan dan.
• Adding a wildcard symbol may retrieve word variants: vu ((bach mai) or (ban moi)) tap, nghien cuu mot goc nganh khoa hoc ma hoi van nhan dan*.