1 verse has
وَأَمَّآ
in Edition Uthmani / Al-Fajr (The Dawn)

16:89وَأَمَّآ إِذَا مَا ٱبْتَلَىٰهُ فَقَدَرَ عَلَيْهِ رِزْقَهُۥ فَيَقُولُ رَبِّىٓ أَهَٰنَنِ