Perhaps you should try some spelling variations:
science physical » science physics, science political
scale physical » simple physical
space physical » space physics
solid science » said science, solas science, colloid science

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( solid ((space physical) OR (scale physical)) ) OR ( solid science physical )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( solid ((space physical) OR (scale physical)) ) or ( solid science physical ))".
• Adding a wildcard symbol may retrieve word variants: (( solid ((space physical) OR (scale physical)) ) or ( solid science physical ))*.