Perhaps you should try some spelling variations:
imaging proceedings » making proceedings, aging proceedings, mining proceedings
ifmbe proceedings » some proceedings, ieee proceedings, image proceedings
life proceedings » late proceedings, some proceedings, care proceedings

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: ((((ifmbe proceedings) OR (imaging proceedings))) OR (life proceedings)).
• Adding a wildcard symbol may retrieve word variants: ((((ifmbe proceedings) or (imaging proceedings))) or (life proceedings))*.