ف prefix usually used like "so" in English.
فسواني :
So it makes me or So he makes/made me ..etc
سوا means together
But :
سواني means make me/ made me.
يا هنيالي أو يا نيالي , it's something like "Oh my God","thanks for my luck" or "what a luck" it's a word means something like "I'm happy for that"