Perhaps you should try some spelling variations:
trai doanh » tri doanh, toan doanh, thai doan
hoc nhanh » hoc phan
chong hoc » chung hoc, chong doc, thong hoc
sach hoi » sach doi, sach moi, cach thoi
cuu cong » cua cong, thu cong, cac cong
nhan van » nhan dan, nhan va, phan van
tu sach » thu sach, su sach, te sach
hoi tap » hoi dap, hoc tap, hoi tai
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: tu sach hoi tap, nghien cuu cong ((hoc nhanh) OR (hoc nganh)) chong hoc xa trai doanh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach hoi tap, nghien cuu cong ((hoc nhanh) OR (hoc nganh)) chong hoc xa trai doanh nhan van".
• Adding a wildcard symbol may retrieve word variants: tu sach hoi tap, nghien cuu cong ((hoc nhanh) OR (hoc nganh)) chong hoc xa trai doanh nhan van*.