Perhaps you should try some spelling variations:
practical autonomy » practical astronomy, practice autonomy, political autonomy
astronomy survey » astronomy surveys, astronomy sergey, astronomy surveying
moocs practical » books practical, mics practical, colts practical
autonomy survey » autonomy surgery, astronomy surveys, taxonomy survey
patrick moraes » patrick moyes, patrick morgan, patrick israel
patrick moocs » patrick mons, patrick moyes

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 autonomy survey ) OR ( the ((patrick moraes) OR (patrick moore's)) nautical astronomy survey )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( the patrick moocs practical autonomy survey ) or ( the ((patrick moraes) OR (patrick moore's)) nautical astronomy survey ))".
• Adding a wildcard symbol may retrieve word variants: (( the patrick moocs practical autonomy survey ) or ( the ((patrick moraes) OR (patrick moore's)) nautical astronomy survey ))*.