Perhaps you should try some spelling variations:
"palm legal information security" » "palm legal information society", "palm legal information sharing", "palm global information security", "palm fiscal information security", "palm personal information security"
"essential digital information series" » "essential digital transformation series", "essential fiscal information series", "essential digital information services", "essential digital information service", "essential digital information sources", "potential digital information series", "essential surgical information series", "essential social information series"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("palm legal information security") or ("essential digital information series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("palm legal information security") OR ("essential digital information series"))*.
• Removing quotes may allow a broader search: (( palm legal information security ) or ( essential digital information series ))*.