Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
thong khoa » tuong khoa, hong khoa, phong khoa
coc nhanh » hoc nhanh, doc nhanh, cach nhanh
thong hoc » thuong hoc, tuong hoc, thong hoa
hai doanh » lai doanh, nhap doanh, trai doanh
cach hoc » cach thuc, cach thoi, dich hoc
cong coc » cong cuoc, cong cac, cong co
nhan van » nhan dan, nhan va, phan van
su cach » su sach, tu cach, su cac
xua hai » qua hai, cua hai, xa hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach hoc tap, nghien cua cong coc nhanh ((thong khoa) or (thong hoc)) xua hai doanh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach hoc tap, nghien cua cong coc nhanh ((thong khoa) OR (thong hoc)) xua hai doanh nhan van*.