Perhaps you should try some spelling variations:
"the patrick moocs practical astronomy survey" » "the patrick moocs nautical astronomy survey", "the patrick moocs optical astronomy survey", "the patrick moocs practical astronomy surveys", "the patrick moocs practical astronomy sergey", "the patrick moocs practical autonomy survey", "the patrick books practical astronomy survey", "the patrick mics practical astronomy survey", "the patrick colts practical astronomy survey", "the patrick moore practical astronomy survey", "the patrick mons practical astronomy survey", "the patrick moore's practical astronomy survey"
"the patrick moyes practical astronomy survey" » "the patrick moyes nautical astronomy survey", "the patrick moyes optical astronomy survey", "the patrick moyes practical astronomy surveys", "the patrick moyes practical astronomy sergey", "the patrick moyes practical autonomy survey", "the patrick modes practical astronomy survey", "the patrick movies practical astronomy survey", "the patrick moraes practical astronomy survey", "the patrick keyes practical astronomy survey", "the patrick mayen practical astronomy survey", "the patrick mons practical astronomy survey"
"the patrick mkie positional astronomy between" » "the patrick mkie positional antinomy between", "the patrick mkie positional economy between", "the patrick case positional astronomy between", "the patrick game positional astronomy between", "the patrick gene positional astronomy between", "the patrick mackie positional astronomy between", "the patrick mein positional astronomy between", "the patrick moore positional astronomy between"

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 survey") OR ("the patrick moyes practical astronomy survey"))) OR ("the patrick mkie positional astronomy between")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"the patrick moocs practical astronomy survey\") OR (\"the patrick moyes practical astronomy survey\"))) or (\"the patrick mkie positional astronomy between\"))".
• Removing quotes may allow a broader search: (((( the patrick moocs practical astronomy survey ) OR ( the patrick moyes practical astronomy survey ))) or ( the patrick mkie positional astronomy between )).
• Adding a wildcard symbol may retrieve word variants: (((("the patrick moocs practical astronomy survey") OR ("the patrick moyes practical astronomy survey"))) or ("the patrick mkie positional astronomy between"))*.