Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
hoc doanh » hoa doanh, hoc danh, hoc dan
sach dao » lanh dao
hoan hoc » hoa hoc, toan hoc, hoang hoa
te sach » toc sach
dao tap » dao tao, dao tay, dao gap
van hoc » van hoa
hoi cua » hoi chuc
nhan va » nhan tai, nhan dan, nhan tao
hoc xa » hoc ma
hoi ca » hoi cac, hoi cau, hoi va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach dao tap, nghien cuu van hoc doanh hoan hoc xa ((hoi ca) or (hoi cua)) nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach dao tap, nghien cuu van hoc doanh hoan hoc xa ((hoi ca) OR (hoi cua)) nhan va.
• Adding a wildcard symbol may retrieve word variants: te sach dao tap, nghien cuu van hoc doanh hoan hoc xa ((hoi ca) or (hoi cua)) nhan va*.