Perhaps you should try some spelling variations:
"the patrick moocs practical astronomy sergey" » "the patrick moocs optical astronomy sergey", "the patrick moocs positional astronomy sergey", "the patrick moocs practical astronomy surveys", "the patrick moocs practical astronomy seven", "the patrick moocs practical astronomy space", "the patrick mics practical astronomy sergey", "the patrick does practical astronomy sergey", "the patrick drops practical astronomy sergey", "the patrick mons practical astronomy sergey", "the patrick moyes practical astronomy sergey", "the patrick moore's practical astronomy sergey"
"the patrick moocs practical astronomy society" » "the patrick moocs optical astronomy society", "the patrick moocs positional astronomy society", "the patrick moocs practical astronomical society", "the patrick moocs practical economy society", "the patrick moocs practical astronomy ancient", "the patrick mics practical astronomy society", "the patrick does practical astronomy society", "the patrick drops practical astronomy society", "the patrick mons practical astronomy society", "the patrick moyes practical astronomy society", "the patrick moore's practical astronomy society"
"the patrick moocs practical astronomy large" » "the patrick moocs optical astronomy large", "the patrick moocs positional astronomy large", "the patrick mics practical astronomy large", "the patrick does practical astronomy large", "the patrick drops practical astronomy large", "the patrick moocs practical astronomy line", "the patrick moocs practical astronomy long", "the patrick moocs practical astronomy charles", "the patrick mons practical astronomy large", "the patrick moyes practical astronomy large", "the patrick moore's practical astronomy large"
"the patrick moore nautical astronomy survey" » "the patrick moore nautical astronomy surveys", "the patrick moore nautical autonomy survey", "the patrick moore nautical astronomy surveying", "the patrick board nautical astronomy survey", "the patrick mile nautical astronomy survey", "the patrick moore national astronomy survey"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("the patrick moocs practical astronomy sergey") OR ("the patrick moocs practical astronomy society"))) OR ("the patrick moocs practical astronomy large"))) OR ("the patrick moore nautical astronomy survey")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"the patrick moocs practical astronomy sergey\") OR (\"the patrick moocs practical astronomy society\"))) or (\"the patrick moocs practical astronomy large\"))) or (\"the patrick moore nautical astronomy survey\"))".
• Removing quotes may allow a broader search: (((((( the patrick moocs practical astronomy sergey ) OR ( the patrick moocs practical astronomy society ))) or ( the patrick moocs practical astronomy large ))) or ( the patrick moore nautical astronomy survey )).
• Adding a wildcard symbol may retrieve word variants: (((((("the patrick moocs practical astronomy sergey") OR ("the patrick moocs practical astronomy society"))) or ("the patrick moocs practical astronomy large"))) or ("the patrick moore nautical astronomy survey"))*.