Perhaps you should try some spelling variations:
"pop culture" » "pmop culture", "ipop culture", "popp culture"
"pope culture" » "pmope culture", "ipope culture", "poppe culture"
"ipope culture" » "ipmope culture", "iipope culture", "ipoppe culture", "ipop culture"
"ipoppe culture" » "ipmoppe culture", "iipoppe culture", "ipopppe culture"
"poppe culture" » "pmoppe culture", "ipoppe culture", "popppe culture"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("pop culture") or ((((("pope culture") or ((("ipope culture") OR ("ipoppe culture"))))) or ("poppe culture"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("pop culture") OR ((((("pope culture") OR ((("ipope culture") OR ("ipoppe culture"))))) OR ("poppe culture")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"pop culture\") or (((((\"pope culture\") or (((\"ipope culture\") OR (\"ipoppe culture\"))))) or (\"poppe culture\"))))".
• Removing quotes may allow a broader search: (( pop culture ) or ((((( pope culture ) or ((( ipope culture ) OR ( ipoppe culture ))))) or ( poppe culture )))).
• Adding a wildcard symbol may retrieve word variants: (("pop culture") or ((((("pope culture") or ((("ipope culture") OR ("ipoppe culture"))))) or ("poppe culture"))))*.