Perhaps you should try some spelling variations:
"hoc sinh ma thuat hung dung trong marketing" » "hoc sinh ma thuat hung dung tri marketing", "hoc sinh ma thuat dung dung trong marketing", "hoc sinh ma thuat xung dung trong marketing", "hoc sinh ma thuat chuong dung trong marketing", "hoc sinh ma thuat nhung dung trong marketing", "hoc sinh ma thuat phung dung trong marketing", "hoc sinh my thuat hung dung trong marketing", "hoc sinh va thuat hung dung trong marketing", "hoc sinh mi thuat hung dung trong marketing", "hoc sinh vat thuat hung dung trong marketing", "hoc sinh cua thuat hung dung trong marketing"
"hoc sach ky thuat ung dung tvqg marketing" » "hoc sach ky thuat ung dung tri marketing", "hoc sach ky thuat dung dung tvqg marketing", "hoc sach ky thuat xung dung tvqg marketing", "hoc sach ky thuat song dung tvqg marketing", "hoc sach ky thuat ung dung tong marketing", "hoc cac ky thuat ung dung tvqg marketing", "hoc anh ky thuat ung dung tvqg marketing", "hoc sac ky thuat ung dung tvqg marketing", "hoc sach y thuat ung dung tvqg marketing", "hoc sach ty thuat ung dung tvqg 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: (("hoc sinh ma thuat hung dung trong marketing") or ("hoc sach ky thuat ung dung tvqg marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("hoc sinh ma thuat hung dung trong marketing") OR ("hoc sach ky thuat ung dung tvqg marketing")).
• Removing quotes may allow a broader search: (( hoc sinh ma thuat hung dung trong marketing ) or ( hoc sach ky thuat ung dung tvqg marketing )).
• Adding a wildcard symbol may retrieve word variants: (("hoc sinh ma thuat hung dung trong marketing") or ("hoc sach ky thuat ung dung tvqg marketing"))*.