Perhaps you should try some spelling variations:
trong marketing » tri marketing
tvqg marketing » tri marketing
thuat hung » thuat dung, thuat xung, thuat chuong
thuat ung » thuat dung, thuat xung, thuat song
hung dung » nhung dung, phung dung, dung dung
dung tvqg » dung tong
ki thuat » ky thuat
bo sach » co sach, hoc sach
sach ki » sach kinh, sach bai, sach kem

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 ung dung trong marketing ) or ( bo sach ki thuat hung dung tvqg marketing ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( bo sach ki thuat ung dung trong marketing ) OR ( bo sach ki thuat hung dung tvqg marketing )).
• Adding a wildcard symbol may retrieve word variants: (( bo sach ki thuat ung dung trong marketing ) or ( bo sach ki thuat hung dung tvqg marketing ))*.