Perhaps you should try some spelling variations:
"bo sach y thuat ung dung tri marketing" » "bo sach y thuat ung dung trong marketing", "bo sach y thuat ung dung tvqg marketing", "bo sach y thuat ung dung _ marketing", "bo sach y thuat dung dung tri marketing", "bo sach y thuat hung dung tri marketing", "bo sach y thuat xung dung tri marketing", "bo sach y thuat ung dung tai marketing", "bo sach y thuat ung dung tren marketing", "bo sach y thuat ung dung sai marketing", "co sach y thuat ung dung tri marketing", "hoc sach y thuat ung dung tri marketing", "bo sach ky thuat ung dung tri marketing", "bo sach my thuat ung dung tri marketing", "bo sach kxy thuat ung dung tri marketing"
"bo sach va thuc ung dung va marketing" » "bo sach va thuc ung dung van marketing", "bo sach va thuc ung dung tac marketing", "bo sach va thuc ung dung gia marketing", "bo sach va thuc dung dung va marketing", "bo sach va thuc cung dung va marketing", "bo sach va thuc uong dung va marketing", "co sach va thuc ung dung va marketing", "hoc sach va thuc ung dung va marketing", "bo sach xa thuc ung dung va marketing", "bo sach ha thuc ung dung va marketing", "bo sach dao thuc ung dung va marketing"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("bo sach va thuc ung dung va marketing") or ("bo sach y thuat ung dung tri marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach va thuc ung dung va marketing") OR ("bo sach y thuat ung dung tri marketing"))*.
• Removing quotes may allow a broader search: (( bo sach va thuc ung dung va marketing ) or ( bo sach y thuat ung dung tri marketing ))*.