It has only the invariant panchamam missing from its parent scale, Gamanashrama, like Shree ranjani.
[1] Sohni raga in Hindustani classical music that belongs to the Marwa thaat resembles Hamsanandi.
It is called a shadava-shadava rāgam,[1][2] in Carnatic music classification (as it has 6 notes in both ascending and descending scales).
Its ārohaṇa-avarohaṇa structure is as follows (see swaras in Carnatic music for details on below notation and terms): This scale uses the notes shadjam, shuddha rishabham, antara gandharam, prati madhyamam, chathusruthi dhaivatham and kakali nishadam.
Songs composed in Sohni(Hindustani) are listed below which sound similar to Hamsanandi(Carnatic)