Perhaps you should try some spelling variations:
practical astronomy » optical astronomy, positional astronomy
astronomy survives » astronomy survey, astronomy surveys, astronomy studies
cousot practical » cost practical, court practical, consent practical
astronomy series » astronomy sergey, gastronomy services, astronomy studies
mouse practical » course practical, rouses practical, more practical
patrick cousot » patrick count, patrick corsi, patrick coalston
mouse nautical » mouse natural, mouse cortical, logs nautical
patrick mouse » patrick moore, patrick mons, patrick mkie

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: (((( the patrick mouse practical astronomy survives ) OR ( the patrick cousot practical astronomy survives ))) OR ( the patrick mouse nautical astronomy series )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( the patrick mouse practical astronomy survives ) OR ( the patrick cousot practical astronomy survives ))) or ( the patrick mouse nautical astronomy series ))".
• Adding a wildcard symbol may retrieve word variants: (((( the patrick mouse practical astronomy survives ) OR ( the patrick cousot practical astronomy survives ))) or ( the patrick mouse nautical astronomy series ))*.