Perhaps you should try some spelling variations:
"bo sach ki thuat ung dung tai marketing" » "bo sach ki thuat ung dung tac marketing", "bo sach ki thuat ung dung thi marketing", "bo sach ki thuat ung dung thay marketing", "bo sach ki thuat dung dung tai marketing", "bo sach ki thuat hung dung tai marketing", "bo sach ki thuat xung dung tai marketing", "bo sach ky thuat ung dung tai marketing", "co sach ki thuat ung dung tai marketing", "hoc sach ki thuat ung dung tai marketing", "bo sach kinh thuat ung dung tai marketing", "bo sach bai thuat ung dung tai marketing", "bo sach kem thuat ung dung tai marketing"
"bo sach dao thiet song dung tri marketing" » "bo sach dao thiet song dung trong marketing", "bo sach dao thiet song dung tvqg marketing", "bo sach dao thiet song dung _ marketing", "bo sach dao thien cong dung tri marketing", "bo sach dao nhiet dong dung tri marketing", "bo sach dao thuat song dung tri marketing", "bo sach dan thiet song dung tri marketing", "bo sach tao thiet song dung tri marketing", "bo sach va thiet song dung tri marketing", "bo sach dao thiet song duong tri marketing", "bo sach dao thiet cong dung tri marketing", "bo sach dao thiet song dong tri marketing", "bo lanh dao thiet song dung tri marketing", "bo sach dao thiet song dung tren marketing", "bo sach dao thiet song dung sai marketing", "bo sach dao thiet song dung doi marketing", "co sach dao thiet song dung tri marketing", "hoc sach dao thiet song dung tri 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 dao thiet song dung tri marketing") or ("bo sach ki thuat ung dung tai marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach dao thiet song dung tri marketing") OR ("bo sach ki thuat ung dung tai marketing"))*.
• Removing quotes may allow a broader search: (( bo sach dao thiet song dung tri marketing ) or ( bo sach ki thuat ung dung tai marketing ))*.