Oliver chants very powerful and dynamic the mantra Bolo Bolo Sadashiva - printed in the Yoga http://www.yoga-vidya.de Vidya Kirtan Songbook http://www.yoga-vidya.de/shop/product_info.php?info=p61_Yoga-Vidya-Kirtan-Notenheft-A5.html as number 270. Let yourself inspire by this recording from the Satsang at Yoga Vidya Bad Meinberg to sing along at home on your PC or Mac. Here is the text for this Kirtan:
Bolo Bolo Bolo Sadashiva / Om Namah Shivaya / Om Namah Shivaya / Om Namah Shivaya
You can find more mantras like this at http://www.yoga-vidya.de/de/service/blog/category/podcast/mantra/ All the best and have a blessful day, Om Shanti Om yours Omkara.