Perhaps you should try some spelling variations:
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"the patrick more practical astronomy survives" » "the patrick more nautical astronomy survives", "the patrick more optical astronomy survives", "the patrick more positional astronomy survives", "the patrick more practical astronomy survey", "the patrick more practical astronomy studies", "the patrick some practical astronomy survives", "the patrick moyes practical astronomy survives", "the patrick mkie practical astronomy survives", "the patrick mark practical astronomy survives"
"the patrick moore practical astronomy surveys" » "the patrick moore nautical astronomy surveys", "the patrick moore optical astronomy surveys", "the patrick moore positional astronomy surveys", "the patrick moore practical astronomy survey", "the patrick moore practical astronomy surveying", "the patrick moore practical astronomy sergey", "the patrick moocs practical astronomy surveys", "the patrick course practical astronomy surveys", "the patrick before practical astronomy surveys"

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• If you are trying to use Boolean operators, they must be ALL CAPS: (((("the patrick mouse practical astronomy survives") OR ("the patrick more practical astronomy survives"))) OR ("the patrick moore practical astronomy surveys")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"the patrick mouse practical astronomy survives\") OR (\"the patrick more practical astronomy survives\"))) or (\"the patrick moore practical astronomy surveys\"))".
• Removing quotes may allow a broader search: (((( the patrick mouse practical astronomy survives ) OR ( the patrick more practical astronomy survives ))) or ( the patrick moore practical astronomy surveys )).
• Adding a wildcard symbol may retrieve word variants: (((("the patrick mouse practical astronomy survives") OR ("the patrick more practical astronomy survives"))) or ("the patrick moore practical astronomy surveys"))*.