Perhaps you should try some spelling variations:
cuu dong » cuu cong, cuu tong, cuu long
dong luc » nang luc
luc ngan » luc nganh, luc nhan, luat ngan
hang hoc » hang hoa, nang hoc, bang hoc
va doanh » van doanh, vay doanh, va danh
tu sach » thu sach, su sach, te sach
so sach » so sanh, bo sach, co sach
hoi tap » hoi dap, hoc tap, hoi tai
hoa va » hoa van, hoa xa, hoa vo

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) or (so sach)) hoi tap, nghien cuu dong luc ngan hang hoc ma hoa va doanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (so sach)) hoi tap, nghien cuu dong luc ngan hang hoc ma hoa va doanh tai.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (so sach)) hoi tap, nghien cuu dong luc ngan hang hoc ma hoa va doanh tai*.