Perhaps you should try some spelling variations:
practical astronomy » optical astronomy, positional astronomy
practical autonomy » practice autonomy, political autonomy, practical economy
astronomy sergey » astronomy survey, astronomy surveys, astronomy seven
autonomy survey » astronomy survey, autonomy surgery, astronomy surveys
more practical » some practical
moore nautical » board nautical, mile nautical, moore national
mkie practical » made practical, make practical, ccie practical
patrick more » patrick moyes, patrick mark, patrick marx
patrick mkie » patrick mackie, patrick mein, patrick m

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 more practical autonomy survey ) OR ( the patrick moore nautical astronomy sergey ))) OR ( the patrick mkie practical astronomy sergey )).
• Adding a wildcard symbol may retrieve word variants: (((( the patrick more practical autonomy survey ) or ( the patrick moore nautical astronomy sergey ))) or ( the patrick mkie practical astronomy sergey ))*.