Perhaps you should try some spelling variations:
"the patrick moocs practical astronomy society" » "the patrick moocs optical astronomy society", "the patrick moocs practical astronomical society", "the patrick moocs practical economy society", "the patrick moocs practical astronomy science", "the patrick books practical astronomy society", "the patrick mics practical astronomy society", "the patrick colts practical astronomy society", "the patrick moore practical astronomy society", "the patrick mons practical astronomy society", "the patrick moyes practical astronomy society"
"the patrick moocs practical astronomy ancient" » "the patrick moocs optical astronomy ancient", "the patrick books practical astronomy ancient", "the patrick mics practical astronomy ancient", "the patrick colts practical astronomy ancient", "the patrick moore practical astronomy ancient", "the patrick mons practical astronomy ancient", "the patrick moyes practical astronomy ancient"
"the patrick moocs nautical astronomy surveys" » "the patrick moocs nautical astronomy survey", "the patrick moocs nautical astronomy surveying", "the patrick moocs nautical astronomy survives", "the patrick hoc nautical astronomy surveys", "the patrick logs nautical astronomy surveys", "the patrick nos nautical astronomy surveys", "the patrick moore nautical astronomy surveys", "the patrick mons nautical astronomy surveys", "the patrick moyes nautical astronomy surveys"
"the patrick moocs positional astronomy seven" » "the patrick holds positional astronomy seven", "the patrick blocks positionals astronomy seven", "the patrick images positional astronomy seven", "the patrick moocs positional astronomy some", "the patrick moocs positional astronomy science", "the patrick moocs positional astronomy between", "the patrick moore positional astronomy seven", "the patrick mons positional astronomy seven", "the patrick moyes positional astronomy seven"

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