Perhaps you should try some spelling variations:
practical astronomy » nautical astronomy, optical astronomy, positional astronomy
astronomy sergey » astronomy survey, astronomy surveys, astronomy seven
more practical » some practical
22the patrick » father patrick, late patrick, bate patrick
patrick more » patrick moore, patrick moyes, patrick mkie

Try widening your search to All Fields.

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• Adding a wildcard symbol may retrieve word variants: %22the patrick more practical astronomy sergey%22*.