Perhaps you should try some spelling variations:
volcanic plume » volcanic plumes
volcanic lakes » volcanic gases, volcanic plumes, volcanic facies
volcanic pipe » volcanic ridge, volcanic rises, volcanic river
volcanic lake » volcanic gases, volcanic glass, volcanic ash

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: ((volcanic pipe) OR (((volcanic plume) OR (((volcanic lake) OR (volcanic lakes)))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((volcanic pipe) or (((volcanic plume) or (((volcanic lake) OR (volcanic lakes))))))".
• Adding a wildcard symbol may retrieve word variants: ((volcanic pipe) or (((volcanic plume) or (((volcanic lake) OR (volcanic lakes))))))*.