Perhaps you should try some spelling variations:
trong marketing » tvqg marketing
tri marketing » tvqg marketing, _ marketing, cuu marketing
cuon sach » duong sach, cuoc cach, co sach
thuat ung » thuat dung, thuat hung, thuat xung
thuc ung » thuc dung, thuc cung, thuc uong
dung tri » dung tai, dung tren, dung sai
sach va » sach xa, sach ha, sach dao
co sac » co sach, co cac, cao sach
sac ky » cac ky, sai ky

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

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