Perhaps you should try some spelling variations:
astronomy survives » astronomy survey
national astronomy » national autonomy, nautical astronomy, regional astronomy
astronomy studies » astronomy study, economy studies, astronomy die
astronomy surveys » astronomy survey, astronomy surveying, astronomical surveys
astronomy series » gastronomy services, astronomy seven, astronomy brief
astronomy status » astronomy space, astronomy south
astronomy sergey » astronomy survey, astronomy seven, astronomy large
autonomy survey » astronomy survey, autonomy surgery, taxonomy survey
moore national » moors national, more national, before national

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 moore national ((((((astronomy series) OR (((astronomy studies) OR (astronomy status))))) OR (((astronomy surveys) OR (autonomy survey))))) OR (astronomy survives)) ) OR ( the patrick moore national astronomy sergey )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( the patrick moore national ((((((astronomy series) or (((astronomy studies) or (astronomy status))))) or (((astronomy surveys) OR (autonomy survey))))) or (astronomy survives)) ) or ( the patrick moore national astronomy sergey ))".
• Adding a wildcard symbol may retrieve word variants: (( the patrick moore national ((((((astronomy series) or (((astronomy studies) or (astronomy status))))) or (((astronomy surveys) OR (autonomy survey))))) or (astronomy survives)) ) or ( the patrick moore national astronomy sergey ))*.