If you like to test this converter, download this file : KV-psu-samhitapatha-ref.zip, "unzip" it then load it in the converter.
Just browse your files and send the one you want to see in devanagari script.
This tool allows you to search in the whole Kāśikāvṛtti a word, or a part of a sentence. You must type at most 70 characters (including spaces) according to the Velthuis scheme of Sanskrit translitteration.
You can find some information on how you must type your text here
.This searching tool is an idea of Sasmita Dash who provided the files.