Perhaps you should try some spelling variations:
"opopen science book every" » "opopen science food every", "opopen science from every", "opdel science book every", "open sciences book every", "opnew science book every"
"open science book every" » "open science food every", "open science from every", "del science book every", "en sciences book every", "new science book every"
"les science vol ver" » "les sciences vol ver", "del science vol ver", "new science vol ver", "les science food ver", "les science from ver"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("opopen science book every") OR ("open science book every"))) OR ("les science vol ver"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"opopen science book every\") OR (\"open science book every\"))) OR (\"les science vol ver\"))*".
• Removing quotes may allow a broader search: (((( opopen science book every ) OR ( open science book every ))) OR ( les science vol ver ))*.