Perhaps you should try some spelling variations:
"interintermolecular interactions" » "theintermolecular interactions", "intermolecular interactions", "intermolecular interaction", "interintermolecular detections", "interinterintermolecular interactionss", "interintermolecular identifications"
"molecular interactions" » "molecular detections", "intermolecular interactionss", "molecular identifications"
"molecular interaction" » "molecular detection", "intermolecular interactions", "molecular identification"

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: (((("molecular interactions") OR ("interintermolecular interactions"))) OR ("molecular interaction"))*.
• Removing quotes may allow a broader search: (((( molecular interactions ) or ( interintermolecular interactions ))) or ( molecular interaction ))*.