Perhaps you should try some spelling variations:
sciences food » science food, science book, science from
best science » del science, les sciences, new science
science vol » science book, science food, science from
en sciences » les sciences, _ sciences, open science
evera » eera, evega, ever
vera » era, vega, ver

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( best science vol (evera OR evera) ) OR ( en sciences food vera ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( best science vol (evera OR evera) ) OR ( en sciences food vera ))".
• Adding a wildcard symbol may retrieve word variants: (( best science vol (evera OR evera) ) OR ( en sciences food vera ))*.