If you want to find anything between two words in Notepad++, you should use regular expression. For example, if you want to find “h1” tag in your html file, you can find it like this:
<h1>.*?</h1>
in find dialog, then hit Find Next.
Another example you can see it in this screenshot below (finding anything between “gallery” and “scrambled”): ->Sorry screenshot is missing 🙁