Perhaps you should try some spelling variations:
"les sciences book evera" » "les science food evera", "en sciences book evera", "del science book evera", "_ sciences book evera"
"open science book ver" » "del science book ver", "en sciences book ver", "new science book ver", "open science food ver", "open science from ver", "open science vol ver", "open science book new"
"life sciences hors evera" » "life sciences horas evera", "life sciences horst evera", "life sciences hours evera"

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

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