Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
nganh thong » nganh cong, nhanh chong, anh thong
nghien cua » nghien cuu, nghiep cua, nghiep vua
hoc doanh » hoa doanh, hoc danh, hoc dan
sach hoi » sach doi, sach moi, cach thoi
cua dong » chua dong, cua cong, cua dang
nhan van » nhan dan, nhan va, phan van
tu sach » thu sach, su sach, te sach
hoi thi » hoi tai
va hoc » van hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach hoi thi, nghien cua dong co ((nganh thong) OR (nganh khong)) hoc va hoc doanh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach hoi thi, nghien cua dong co ((nganh thong) OR (nganh khong)) hoc va hoc doanh nhan van".
• Adding a wildcard symbol may retrieve word variants: tu sach hoi thi, nghien cua dong co ((nganh thong) OR (nganh khong)) hoc va hoc doanh nhan van*.