How do correct labels icon when they are in mess ?

I do not want to do it one by one as there are a lot of email relate to this icon.

The rules set correctly assign to the pink dollar sign $ but some & most of the mails showing in-correct label icon ion red envelope.

Why is that ?

The rule of the pink dollar sign is simple :

From : ABC@GMAIL.COM
And Subject contain " such & such..etc "

Thank you very much,
edmond.