Perhaps you should try some spelling variations:
astronomy survives » astronomy survey, astronomy surveys, astronomy studies
optical astronomy » nautical astronomy, spherical astronomy, positional astronomy
colts optical » comets optical, color optical, dots optical
cells optical » wells optical, metals optical
patrick mons » patrick moyes, patrick bond, patrick mpondo
mons optical » ions optical, mono optical, cmos optical

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 mons optical astronomy survives ) OR ( the patrick ((colts optical) OR (cells optical)) astronomy survives )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( the patrick mons optical astronomy survives ) or ( the patrick ((colts optical) OR (cells optical)) astronomy survives ))".
• Adding a wildcard symbol may retrieve word variants: (( the patrick mons optical astronomy survives ) or ( the patrick ((colts optical) OR (cells optical)) astronomy survives ))*.