The phrases within the mantra 'sarvalok' can it be to become chanted as the way it is or as sarva loka,having an a AND 'Vashkari' could it be for being chanted as it really is or as vashikari,with an i between. If we start out talking about Mantra Sadhana, then https://www.youtube.com/watch?v=qnEcMQtKTvg