Perhaps you should try some spelling variations:
astronomy survives » astronomy survey, astronomy surveys, astronomy studies
astronomy sergey » astronomy survey, astronomy surveys, astronomy seven
moore nautical » mile nautical, moore national, some nautical
board nautical » board practical, board national, board neutral

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 ((moore nautical) OR (board nautical)) astronomy survives ) OR ( the patrick ((moore nautical) OR (board nautical)) astronomy sergey )).
• Adding a wildcard symbol may retrieve word variants: (( the patrick ((moore nautical) or (board nautical)) astronomy survives ) or ( the patrick ((moore nautical) or (board nautical)) astronomy sergey ))*.