Perhaps you should try some spelling variations:
science book » science vol
art science » data science
del science » new science, data science, del paciente
les science » les sciences, new science, open science
every » very
evera » severa, ever, evea, eera, esera
vera » era, sera, ver

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((art science) OR (del science)) book (every OR evera) ) OR ( les science book vera ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((art science) OR (del science)) book (every OR evera) ) OR ( les science book vera ))".
• Adding a wildcard symbol may retrieve word variants: (( ((art science) OR (del science)) book (every OR evera) ) OR ( les science book vera ))*.