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 large", "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 mons practical astronomy sergey", "the patrick moyes practical astronomy sergey"
"the patrick moocs practical astronomy survey" » "the patrick moocs optical astronomy survey", "the patrick moocs positional 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 mons practical astronomy survey", "the patrick moyes practical astronomy survey"
"the patrick nos nautical astronomy sergey" » "the patrick nos nautical astronomy surveys", "the patrick nos nautical astronomy seven", "the patrick nos nautical astronomy large", "the patrick hoc nautical astronomy sergey", "the patrick some nautical astronomy sergey", "the patrick task nautical astronomy sergey", "the patrick nomo nautical astronomy sergey", "the patrick bas nautical astronomy sergey", "the patrick corsi nautical astronomy sergey", "the patrick _os nautical astronomy sergey", "the patrick aos nautical astronomy sergey", "the patrick dos nautical astronomy sergey"
"the patrick logs nautical astronomy sergey" » "the patrick logs nautical astronomy surveys", "the patrick logs nautical astronomy seven", "the patrick logs nautical astronomy large", "the patrick hoc nautical astronomy sergey", "the patrick some nautical astronomy sergey", "the patrick lord nautical astronomy sergey", "the patrick l.s nautical astronomy sergey", "the patrick love nautical astronomy sergey"
"the patrick n nautical astronomy sergey" » "the patrick n nautical astronomy surveys", "the patrick n nautical astronomy seven", "the patrick n nautical astronomy large", "the patrick _ nautical astronomy sergey", "the patrick a nautical astronomy sergey", "the patrick 2 nautical astronomy sergey", "the patrick d nautical astronomy sergey"

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 survey"))) OR ((((("the patrick nos nautical astronomy sergey") OR ("the patrick logs nautical astronomy sergey"))) OR ("the patrick n nautical astronomy sergey")))).
• 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 survey\"))) or (((((\"the patrick nos nautical astronomy sergey\") or (\"the patrick logs nautical astronomy sergey\"))) or (\"the patrick n nautical astronomy sergey\"))))".
• Removing quotes may allow a broader search: (((( the patrick moocs practical astronomy sergey ) OR ( the patrick moocs practical astronomy survey ))) or ((((( the patrick nos nautical astronomy sergey ) or ( the patrick logs nautical astronomy sergey ))) or ( the patrick n nautical astronomy sergey )))).
• Adding a wildcard symbol may retrieve word variants: (((("the patrick moocs practical astronomy sergey") OR ("the patrick moocs practical astronomy survey"))) or ((((("the patrick nos nautical astronomy sergey") or ("the patrick logs nautical astronomy sergey"))) or ("the patrick n nautical astronomy sergey"))))*.