Perhaps you should try some spelling variations:
"les sciences horas evera" » "les sciences hors evera", "en sciences horas evera", "life sciences horas evera", "del science horas evera"
"les sciences book evera" » "les science food evera", "les sciences hors evera", "en sciences book evera", "life sciences book evera", "del science 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"

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