Perhaps you should try some spelling variations:
"del science food energy" » "del science mad energy", "del science mind energy", "del science vol energy", "del paciente food energy"
"life science book very" » "life sciences book very", "life science vol very", "life science book ver", "life science book vera"
"open science from here" » "en sciences from here", "new science from here", "open science vol here", "open science from her", "open science from heat", "open science from home"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("del science food energy") OR ((("life science book very") OR ("open science from here"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"del science food energy\") OR (((\"life science book very\") OR (\"open science from here\"))))".
• Removing quotes may allow a broader search: (( del science food energy ) OR ((( life science book very ) OR ( open science from here )))).
• Adding a wildcard symbol may retrieve word variants: (("del science food energy") OR ((("life science book very") OR ("open science from here"))))*.