Perhaps you should try some spelling variations:
"the patrick mayen practical astronomy sergey" » "the patrick mayen positional astronomy sergey", "the patrick mayen practical astronomy survey", "the patrick mayen practical astronomy surveys", "the patrick mayen practical astronomy seven", "the patrick man practical astronomy sergey", "the patrick modern practical astronomy sergey", "the patrick seven practical astronomy sergey", "the patrick bayer practical astronomy sergey", "the patrick madan practical astronomy sergey", "the patrick moyes practical astronomy sergey"
"the patrick moore practical astronomy sergey" » "the patrick moore positional astronomy sergey", "the patrick moore practical astronomy survey", "the patrick moore practical astronomy surveys", "the patrick moore practical astronomy seven", "the patrick more practical astronomy sergey", "the patrick moocs practical astronomy sergey", "the patrick mouse practical astronomy sergey"
"the patrick moocs optical astronomy sergey" » "the patrick moocs spherical astronomy sergey", "the patrick moocs positional astronomy sergey", "the patrick moocs optical astronomy survey", "the patrick moocs optical astronomy surveys", "the patrick moocs optical astronomy seven", "the patrick mons optical astronomy sergey", "the patrick moyes optical astronomy sergey", "the patrick moore's optical astronomy sergey", "the patrick moon optical astronomy sergey", "the patrick topics optical astronomy sergey", "the patrick cmos optical astronomy sergey"
"the patrick moocs nautical astronomy sergey" » "the patrick moocs nautical astronomy survey", "the patrick moocs nautical astronomy surveys", "the patrick moocs nautical astronomy seven", "the patrick moocs practical astronomy sergey", "the patrick hoc nautical astronomy sergey", "the patrick logs nautical astronomy sergey", "the patrick mons nautical astronomy sergey", "the patrick moyes nautical astronomy sergey", "the patrick moore's nautical astronomy sergey"

Try widening your search to All Fields.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("the patrick mayen practical astronomy sergey") OR ("the patrick moocs optical astronomy sergey"))) OR ("the patrick moore practical astronomy sergey"))) OR ("the patrick moocs nautical astronomy sergey")).
• Removing quotes may allow a broader search: (((((( the patrick mayen practical astronomy sergey ) or ( the patrick moocs optical astronomy sergey ))) or ( the patrick moore practical astronomy sergey ))) or ( the patrick moocs nautical astronomy sergey )).
• Adding a wildcard symbol may retrieve word variants: (((((("the patrick mayen practical astronomy sergey") or ("the patrick moocs optical astronomy sergey"))) or ("the patrick moore practical astronomy sergey"))) or ("the patrick moocs nautical astronomy sergey"))*.