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 large", "the patrick moocs practical astronomy society", "the patrick books practical astronomy sergey", "the patrick colts practical astronomy sergey", "the patrick coins practical astronomy sergey", "the patrick moore practical astronomy sergey", "the patrick moyes practical astronomy sergey", "the patrick moore's practical astronomy sergey"
"the patrick mics practical astronomy survey" » "the patrick mics optical astronomy survey", "the patrick mics practical astronomy surveys", "the patrick mics practical autonomy survey", "the patrick mics practical astronomy surveying", "the patrick ics practical astronomy survey", "the patrick micro practical astronomy survey", "the patrick abcs practical astronomy survey", "the patrick michel practical astronomy survey", "the patrick maill practical astronomy survey", "the patrick meier practical astronomy survey"
"the patrick mons positional astronomy sergey" » "the patrick mons positional astronomy surveys", "the patrick mons positional astronomy large", "the patrick mons positional astronomy society", "the patrick monkey positional astronomy sergey", "the patrick points positional astronomy sergey", "the patrick holds positional astronomy sergey", "the patrick moyes positional astronomy sergey", "the patrick bond positional astronomy sergey", "the patrick mpondo positional astronomy sergey"
"the patrick moocs nautical astronomy seven" » "the patrick moocs nautical astronomy some", "the patrick moocs nautical astronomy science", "the patrick moocs nautical astronomy between", "the patrick hoc nautical astronomy seven", "the patrick logs nautical astronomy seven", "the patrick nos nautical astronomy seven", "the patrick moore nautical astronomy seven", "the patrick moyes 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 sergey"))) OR ("the patrick mics practical astronomy survey"))) OR ("the patrick moocs nautical astronomy seven")).
• Removing quotes may allow a broader search: (((((( the patrick moocs practical astronomy sergey ) or ( the patrick mons positional astronomy sergey ))) or ( the patrick mics practical astronomy survey ))) or ( the patrick moocs nautical astronomy seven )).
• Adding a wildcard symbol may retrieve word variants: (((((("the patrick moocs practical astronomy sergey") or ("the patrick mons positional astronomy sergey"))) or ("the patrick mics practical astronomy survey"))) or ("the patrick moocs nautical astronomy seven"))*.