Perhaps you should try some spelling variations:
analytical astronomy » practical astronomy, analytical taxonomy, statistical astronomy
astronomy services » gastronomy services, astronomy survives, autonomy services
optical astronomy » positional astronomy
core analytical » care analytical, corner analytical, some analytical
patrick moire » patrick moore, patrick mkie, patrick meir
core nautical » some nautical, board nautical, core optical
patrick core » patrick corr, patrick moore, patrick corsi

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 moire ((optical astronomy) OR (spherical astronomy)) survey ) OR ((( the patrick core nautical astronomy services ) OR ( the patrick core analytical astronomy services )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( the patrick moire ((optical astronomy) OR (spherical astronomy)) survey ) or ((( the patrick core nautical astronomy services ) or ( the patrick core analytical astronomy services ))))".
• Adding a wildcard symbol may retrieve word variants: (( the patrick moire ((optical astronomy) OR (spherical astronomy)) survey ) or ((( the patrick core nautical astronomy services ) or ( the patrick core analytical astronomy services ))))*.