How to make a script for find text object?

Hi everyone

I want to make a script for find and select text object and then find next, find next, and so on, but without any open dialog
Is that possible make a script for this?

app.findGrepPreferences = app.changeGrepPreferences = null;

app.findGrepPreferences.findWhat = "(\[\x{2022}\])|(\x{25CF})";

app.findGrep();

thanks

Regard