Perhaps you should try some spelling variations:
"bo sach ky thuat hung dung trong marketing" » "bo sach ky thuat hung dung tvqg marketing", "bo sach ky thuat ung dung trong marketing", "bo sach ky thuat xung dung trong marketing", "bo sach ky thuat chuong dung trong marketing", "bo sach ky thuat nhung dung trong marketing", "bo sach ky thuat phung dung trong marketing", "co sach ky thuat hung dung trong marketing", "hoc sach ky thuat hung dung trong marketing", "bo sac ky thuat hung dung trong marketing", "bo sach y thuat hung dung trong marketing", "bo sach ty thuat hung dung trong marketing"
"co chu ky thuat dung dung tri marketing" » "co chu ky thuat dung dung tvqg marketing", "co chu ky thuat dung dung _ marketing", "co chu ky thuat dung dung cuu marketing", "co chu ky thuat ung dung tri marketing", "co chu ky thuat xung dung tri marketing", "co chu ky thuat song dung tri marketing", "co chu ky thuat dung ung tri marketing", "co chu ky thuat dung dong tri marketing", "co chu ky thuat dung dung tai marketing", "co chu ky thuat dung dung tren marketing", "co chu ky thuat dung dung sai marketing", "cho chu ky thuat dung dung tri marketing", "cao chu ky thuat dung dung tri marketing", "co che ky thuat dung dung tri marketing"

Try widening your search to All Fields.

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 ky thuat hung dung trong marketing") or ("co chu ky thuat dung dung tri marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach ky thuat hung dung trong marketing") OR ("co chu ky thuat dung dung tri marketing")).
• Removing quotes may allow a broader search: (( bo sach ky thuat hung dung trong marketing ) or ( co chu ky thuat dung dung tri marketing )).
• Adding a wildcard symbol may retrieve word variants: (("bo sach ky thuat hung dung trong marketing") or ("co chu ky thuat dung dung tri marketing"))*.