the best place is www.imeem.com where you can probably get all the nepalese songs. This site is generally used to listen songs as you can't download the songs directly. Google 'imeem downloader' and you can get a bunch of softwares. There are some in download.com as well. Using these softwares you can download the song from imeem. But remember the song you download from imeem is in flv format and you need to convert them to mp3 format if you want to make a mp3 collection. You can do this using many free softwares or simply go to www.media-convert.com.