deriv LSK ETT STT aSTA ALPH OLDHOMEPAGE NEWHOMEPAGE
The /parasmaipada soft liG is rarely found, because to express a curse of blessing, the hard liG works too and is ten times more common.
The /Atmanepada soft liG is not found after the vedas, because to express a curse of blessing, the hard liG is used instead.
/pANini says that using the soft liG is allowed in the common language. So you may use it if you like and you'll be using PC sanskrit.