Perhaps you should try some spelling variations:
"bo sach ki thuat ung dung trong marketing" » "bo sach ki thuat ung dung tri marketing", "bo sach ki thuat ung dung tvqg marketing", "bo sach ki thuat dung dung trong marketing", "bo sach ki thuat xung dung trong marketing", "bo sach ki thuat song dung trong marketing", "bo sach ky thuat ung dung trong marketing", "co sach ki thuat ung dung trong marketing", "hoc sach ki thuat ung dung trong marketing", "bo sach kinh thuat ung dung trong marketing", "bo sach bai thuat ung dung trong marketing", "bo sach kem thuat ung dung trong marketing"
"hoc cao mau thuat hung dung tren marketing" » "hoc cao mau thuat hung dung trinh marketing", "hoc cao mau thuat hung dung thien marketing", "hoc cao mau thuat hung dung tri marketing", "hoc cao mau thuat dung dung tren marketing", "hoc cao mau thuat xung dung tren marketing", "hoc cao mau thuat chuong dung tren marketing", "hoc cao ma thuat hung dung tren marketing", "hoc cao mau thuan hung dung tren marketing", "hoc cao phau thuat hung dung tren marketing", "hoc cao mau thuat nhung dung tren marketing", "hoc cao mau thuat phung dung tren marketing", "hoc cao mau thuat hung dung trung marketing", "hoc cam mau thuat hung dung tren marketing", "hoc cac mau thuat hung dung tren marketing", "hoc ca mau thuat hung dung tren marketing"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("hoc cao mau thuat hung dung tren marketing") or ("bo sach ki thuat ung dung trong marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("hoc cao mau thuat hung dung tren marketing") OR ("bo sach ki thuat ung dung trong marketing")).
• Removing quotes may allow a broader search: (( hoc cao mau thuat hung dung tren marketing ) or ( bo sach ki thuat ung dung trong marketing )).
• Adding a wildcard symbol may retrieve word variants: (("hoc cao mau thuat hung dung tren marketing") or ("bo sach ki thuat ung dung trong marketing"))*.