Perhaps you should try some spelling variations:
"interintermolecular interactions" » "theintermolecular interactions", "intermolecular interactions", "intramolecular interactions", "interintermolecular interactionss", "intermolecular interactionss"
"intermolecular interaction" » "intermolecular interactions", "molecular interaction", "molecular interactions"
"molecular detection" » "molecular interactions", "molecular regulation"

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: (((((("intermolecular interaction") OR ("interintermolecular interactions"))) OR ("interintermolecular interactions"))) OR ("molecular detection")).
• Removing quotes may allow a broader search: (((((( intermolecular interaction ) or ( interintermolecular interactions ))) or ( interintermolecular interactions ))) or ( molecular detection )).
• Adding a wildcard symbol may retrieve word variants: (((((("intermolecular interaction") or ("interintermolecular interactions"))) or ("interintermolecular interactions"))) or ("molecular detection"))*.