Perhaps you should try some spelling variations:
"bo sach moi thuat xung dung trong marketing" » "bo sach moi thuat xung dung tvqg marketing", "bo sach moi thuat dung dung trong marketing", "bo sach moi thuat hung dung trong marketing", "bo sach moi thuat song dung trong marketing", "bo sach mi thuat xung dung trong marketing", "bo sach khoi thuat xung dung trong marketing", "bo sach ki thuat xung dung trong marketing", "bo sach moi thuat ung dung trong marketing", "bo sach moi thuat cung dung trong marketing", "bo sach doi thuat xung dung trong marketing", "bo sach hoi thuat xung dung trong marketing", "bo bach mai thuat xung dung trong marketing", "co sach moi thuat xung dung trong marketing", "hoc sach moi thuat xung dung trong marketing"
"bo sach y thuat ung ung tri marketing" » "bo sach y thuat ung ung tvqg marketing", "bo sach y thuat ung ung _ marketing", "bo sach y thuat ung ung cuu marketing", "bo sach y thuat dung ung tri marketing", "bo sach y thuat hung ung tri marketing", "bo sach y thuat song ung tri marketing", "co sach y thuat ung ung tri marketing", "hoc sach y thuat ung ung tri marketing", "bo sach ky thuat ung ung tri marketing", "bo sach my thuat ung ung tri marketing", "bo sach kxy thuat ung ung tri marketing", "bo sach y thuat ung dung tri marketing", "bo sach y thuat cung ung tri marketing", "bo sach y thuat ung cung tri marketing", "bo sach y thuat ung quang 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 moi thuat xung dung trong marketing") or ("bo sach y thuat ung ung tri marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach moi thuat xung dung trong marketing") OR ("bo sach y thuat ung ung tri marketing"))*.
• Removing quotes may allow a broader search: (( bo sach moi thuat xung dung trong marketing ) or ( bo sach y thuat ung ung tri marketing ))*.