Perhaps you should try some spelling variations:
soc doanh » so doanh, hoa doanh, voi doanh
doanh hoa » doanh khoa, doanh hoan, danh hoa
cach hoc » cach thuc, cach thoi, dich hoc
cuu nang » chuc nang, cam nang, cuu van
nang soc » nang doc, nang hoc, nang som
van nhan » van phan, van thanh, danh nhan
nhan tao » nhan tai, nhan dan
su cach » su sach, tu cach, su cac

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 cuu nang soc doanh hoa hoc ((xa hoi) or (chat thai)) van nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach hoc tap, nghien cuu nang soc doanh hoa hoc ((xa hoi) OR (chat thai)) van nhan tao.
• Adding a wildcard symbol may retrieve word variants: su cach hoc tap, nghien cuu nang soc doanh hoa hoc ((xa hoi) or (chat thai)) van nhan tao*.