Perhaps you should try some spelling variations:
practical astronomy » optical astronomy, positional astronomy
astronomy survives » astronomy survey, astronomy surveys, astronomy studies
rouses practical » rouse's practical, courses practical, rules practical
astronomy series » astronomy sergey, gastronomy services, astronomy studies
patrick rouses » patrick rules, patrick ross, patrick brouder
patrick mouse » patrick mons, patrick cousot, 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) OR (patrick moore)) practical astronomy survives ) OR ( the patrick rouses practical astronomy survives ))) OR ( the ((patrick mouse) OR (patrick moore)) nautical astronomy series )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( the ((patrick mouse) OR (patrick moore)) practical astronomy survives ) or ( the patrick rouses practical astronomy survives ))) or ( the ((patrick mouse) OR (patrick moore)) nautical astronomy series ))".
• Adding a wildcard symbol may retrieve word variants: (((( the ((patrick mouse) OR (patrick moore)) practical astronomy survives ) or ( the patrick rouses practical astronomy survives ))) or ( the ((patrick mouse) OR (patrick moore)) nautical astronomy series ))*.