Perhaps you should try some spelling variations:
thang nhoc » thang nho, than hoc, thanh hoc
hoa nhanh » hoc nhanh, hoa thanh, hoa khanh
thang hoc » than hoc, thanh hoc, thong hoc
hai doanh » lai doanh, nhap doanh, trai doanh
sach hoi » sach doi, sach moi, cach thoi
cuu cong » cua cong, thu cong, cac cong
cong hoa » dong hoa, dong hoc, hang hoa
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 hai » xa thai, xua hai, xa hoi

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 hoa nhanh ((thang hoc) OR (thang nhoc)) xa hai doanh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach hoi tap, nghien cuu cong hoa nhanh ((thang hoc) OR (thang nhoc)) xa hai doanh nhan van".
• Adding a wildcard symbol may retrieve word variants: tu sach hoi tap, nghien cuu cong hoa nhanh ((thang hoc) OR (thang nhoc)) xa hai doanh nhan van*.