Perhaps you should try some spelling variations:
"bo sach ky thuat xung dung trong marketing" » "bo sach ky thuat xung dung tvqg marketing", "bo sach ky thuat dung dung trong marketing", "bo sach ky thuat ung dung trong marketing", "bo sach ky thuat song dung trong marketing", "bo sach ky thuat cung dung trong marketing", "co sach ky thuat xung dung trong marketing", "hoc sach ky thuat xung dung trong marketing", "bo sac ky thuat xung dung trong marketing", "bo sach y thuat xung dung trong marketing", "bo sach ty thuat xung dung trong marketing"
"bo sach dich thuat hung dung tri marketing" » "bo sach dich thuat hung dung tvqg marketing", "bo sach dich thuat hung dung _ marketing", "bo sach dich thuat hung dung cuu marketing", "bo sach dich thuat dung dung tri marketing", "bo sach dich thuat ung dung tri marketing", "bo sach dich thuat chuong dung tri marketing", "bo sach kinh thuat hung dung tri marketing", "bo sach danh thuat hung dung tri marketing", "bo mach tich thuat hung dung tri marketing", "bo sach dich thuat nhung dung tri marketing", "bo sach dich thuat phung dung tri marketing", "bo sach dich thuat hung dung tai marketing", "bo sach dich thuat hung dung tren marketing", "bo sach dich thuat hung dung sai marketing", "co sach dich thuat hung dung tri marketing", "hoc sach dich thuat hung 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 dich thuat hung dung tri marketing") or ("bo sach ky thuat xung dung trong marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach dich thuat hung dung tri marketing") OR ("bo sach ky thuat xung dung trong marketing"))*.
• Removing quotes may allow a broader search: (( bo sach dich thuat hung dung tri marketing ) or ( bo sach ky thuat xung dung trong marketing ))*.