Perhaps you should try some spelling variations:
practical astronomy » optical astronomy, positional astronomy
astronomy series » astronomy sergey, gastronomy services, astronomy survives
astronomy survey » astronomy surveys, astronomy sergey, autonomy survey
board practical » boards practical, toward practical, board practices
astronomy large » astronomy sergey, astronomy line, astronomy long
board nautical » board national, board neutral, boards practical
moore nautical » moore national, some nautical
patrick board » patrick bond, patrick hubbard, patrick leonard
mile nautical » i nautical, ii nautical, some nautical
patrick mile » patrick miller, patrick riley, patrick maill

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