Perhaps you should try some spelling variations:
"hoc sinh ly thuyet ung dung trong marketing" » "hoc sinh ly thuyet ung dung tri marketing", "hoc sinh ly thuyet ung dung tvqg marketing", "hoc sinh ly thuyet dung dung trong marketing", "hoc sinh ly thuyet hung dung trong marketing", "hoc sinh ly thuyet luong dung trong marketing", "hoc dinh ly thuyet ung dung trong marketing", "hoc minh ly thuyet ung dung trong marketing", "hoc kinh ly thuyet ung dung trong marketing"
"bo sach va thuat ung dung van marketing" » "bo sach va thuat ung dung tac marketing", "bo sach va thuat ung dung phap marketing", "bo sach va thuat ung dung tvqg marketing", "bo sach va thuat dung dung van marketing", "bo sach va thuat hung dung van marketing", "bo sach va thuat xung dung van marketing", "bo sach ky thuat ung dung van marketing", "bo sach ki thuat ung dung van marketing", "bo sach va thuc ung dung van marketing", "bo sach va thuat ung duong van marketing", "bo sach va thuat ung dung va marketing", "bo sach va thuat ung dang van marketing", "co sach va thuat ung dung van marketing", "hoc sach va thuat ung dung van marketing", "bo sach xa thuat ung dung van marketing", "bo sach ha thuat ung dung van marketing", "bo sach dao thuat ung dung van 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 thuat ung dung van marketing") or ("hoc sinh ly thuyet ung dung trong marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach va thuat ung dung van marketing") OR ("hoc sinh ly thuyet ung dung trong marketing"))*.
• Removing quotes may allow a broader search: (( bo sach va thuat ung dung van marketing ) or ( hoc sinh ly thuyet ung dung trong marketing ))*.