Perhaps you should try some spelling variations:
trong marketing » tri marketing, tvqg marketing
bai thuat » giai thuat, bai thuyet, ki thuat
thuat ung » thuat dung, thuat hung, thuat xung
moi thuat » mi thuat, khoi thuat, ki thuat
sach bai » sach dao, cac bai, sach xa
sach moi » sach doi, sach hoi, bach mai
co sach » cuon sach, hoc sach
bo sach » hoc sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( co sach bai thuat ung dung trong marketing ) or ( bo sach moi thuat ung dung trong marketing ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( co sach bai thuat ung dung trong marketing ) OR ( bo sach moi thuat ung dung trong marketing )).
• Adding a wildcard symbol may retrieve word variants: (( co sach bai thuat ung dung trong marketing ) or ( bo sach moi thuat ung dung trong marketing ))*.