Perhaps you should try some spelling variations:
nghiep cach » nghiep sach, nghiep cay, nghiep bac
trai doanh » tri doanh, toan doanh, thai doan
nhan thong » nhan trong, nha thong, nhan khong
cach cong » cac cong, cach con, khach cong
cong nhoc » cong nho, cong nhoi, cong hoa
thong hoc » thuong hoc, tuong hoc, thong hoa
nhoc nhan » ngoc nhan, hoc nhan, nhac nhan
sach doi » sach hoi, sach moi, sach bai
sach dao » lanh dao
nhan van » nhan dan, nhan va, phan van
xa trai » xa tri, xa thai, sau trai
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sach doi) OR (sach dao)) tap, nghiep cach cong nhoc nhan thong hoc xa trai doanh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((sach doi) OR (sach dao)) tap, nghiep cach cong nhoc nhan thong hoc xa trai doanh nhan van".
• Adding a wildcard symbol may retrieve word variants: thu ((sach doi) OR (sach dao)) tap, nghiep cach cong nhoc nhan thong hoc xa trai doanh nhan van*.