Perhaps you should try some spelling variations:
"the patrick moocs practical astronomy sergey" » "the patrick moocs optical astronomy sergey", "the patrick moocs practical astronomy surveys", "the patrick moocs practical astronomy society", "the patrick moocs practical astronomy space", "the patrick mics practical astronomy sergey", "the patrick abcs practical astronomy sergey", "the patrick ics practical astronomy sergey", "the patrick moore practical astronomy sergey", "the patrick moore's practical astronomy sergey"
"the patrick moocs practical astronomy survey" » "the patrick moocs optical astronomy survey", "the patrick moocs practical astronomy surveys", "the patrick moocs practical autonomy survey", "the patrick moocs practical astronomy surveying", "the patrick mics practical astronomy survey", "the patrick abcs practical astronomy survey", "the patrick ics practical astronomy survey", "the patrick moore practical astronomy survey", "the patrick moore's practical astronomy survey"
"the patrick mons positional astronomy large" » "the patrick monkey positional astronomy large", "the patrick points positional astronomy large", "the patrick holds positional astronomy large", "the patrick mons positional astronomy line", "the patrick mons positional astronomy long", "the patrick mons positional astronomy charles", "the patrick bond positional astronomy large", "the patrick mpondo positional astronomy large", "the patrick timony positional astronomy large"
"the patrick moyes nautical astronomy seven" » "the patrick moyes nautical astronomy some", "the patrick moyes nautical astronomy science", "the patrick moyes nautical astronomy between", "the patrick logs nautical astronomy seven", "the patrick mile nautical astronomy seven", "the patrick nos nautical astronomy seven", "the patrick keyes nautical astronomy seven", "the patrick mayen nautical astronomy seven", "the patrick moore's nautical astronomy seven"

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 moocs practical astronomy sergey") OR ("the patrick mons positional astronomy large"))) OR ("the patrick moocs practical astronomy survey"))) OR ("the patrick moyes nautical astronomy seven")).
• Removing quotes may allow a broader search: (((((( the patrick moocs practical astronomy sergey ) or ( the patrick mons positional astronomy large ))) or ( the patrick moocs practical astronomy survey ))) or ( the patrick moyes nautical astronomy seven )).
• Adding a wildcard symbol may retrieve word variants: (((((("the patrick moocs practical astronomy sergey") or ("the patrick mons positional astronomy large"))) or ("the patrick moocs practical astronomy survey"))) or ("the patrick moyes nautical astronomy seven"))*.