Perhaps you should try some spelling variations:
"del science book ver" » "del science from ver", "del paciente book ver", "del science book new"
"best science food new" » "les sciences food new", "new science food new", "art science food new", "best science from new", "best science mad new", "best science mind new", "best science book new"
"les science vol ver" » "les sciences vol ver", "new science vol ver", "open science vol 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: (((("del science book ver") OR ("les science vol ver"))) OR ("best science food new"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"del science book ver\") OR (\"les science vol ver\"))) OR (\"best science food new\"))".
• Removing quotes may allow a broader search: (((( del science book ver ) OR ( les science vol ver ))) OR ( best science food new )).
• Adding a wildcard symbol may retrieve word variants: (((("del science book ver") OR ("les science vol ver"))) OR ("best science food new"))*.