Perhaps you should try some spelling variations:
"bo sach ki thuat xung dung thi marketing" » "bo sach ki thuat xung dung tri marketing", "bo sach ki thuat xung dung thien marketing", "bo sach ki thuat xung dung thay marketing", "bo sach ki thuat dung dung thi marketing", "bo sach ki thuat hung dung thi marketing", "bo sach ki thuat ung dung thi marketing", "bo sach ki thuat cung dung thi marketing", "bo sach ky thuat xung dung thi marketing", "bo sach ki thuat xung dung tai marketing", "bo sach ki thuat xung dung chi marketing", "co sach ki thuat xung dung thi marketing", "hoc sach ki thuat xung dung thi marketing", "bo sach kinh thuat xung dung thi marketing", "bo sach bai thuat xung dung thi marketing", "bo sach kem thuat xung dung thi marketing"
"hoc sinh y thuat song dung sai marketing" » "hoc sinh y thuat song dung tri marketing", "hoc sinh y thuat song dung tac marketing", "hoc sinh y thuat song dung van marketing", "hoc sinh y thuat song duong sai marketing", "hoc sinh y thuat cong dung sai marketing", "hoc sinh y thuat song dong sai marketing", "hoc sinh y thuat song dung tai marketing", "hoc sinh y thuat song dung va marketing", "hoc sinh y thuat song dung dat marketing", "hoc sinh ky thuat song dung sai marketing", "hoc sinh my thuat song dung sai marketing", "hoc sinh kxy thuat song dung sai marketing", "hoc sinh ly thuat song dung sai 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 ki thuat xung dung thi marketing") or ("hoc sinh y thuat song dung sai marketing"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("bo sach ki thuat xung dung thi marketing") OR ("hoc sinh y thuat song dung sai marketing"))*.
• Removing quotes may allow a broader search: (( bo sach ki thuat xung dung thi marketing ) or ( hoc sinh y thuat song dung sai marketing ))*.