8.4.45-yaro'nunAsike'nunAsiko vA

8.4.45 yaro'nunAsike'nunAsiko vA
...............

Optionally replace word-final 'yar' with 'anunAsika' when it is following by a nasal.

The following illustration shows the derivation for one of the examples below:
BG 1.46

tanme ⇐{8.4.45}
tat me

BG 1.37
Underlying: tasmAt na arhAs vayam hantum dhArtarASHTrAn svabAndhavAn , svajanam hi katham hatvA sukhinas syAma mAdhava .

tasmAnnArhA

BG 1.39
Underlying: katham na jnyeyam asmAbhis pApAt asmAt nivartitum , kulakSHayakRutam doSHam prapashyadbhis janArdana .

pApAdasmAnnivartitum

BG 1.46
Underlying: yadi mAm apratIkAram ashastram shastrapANNayas , dhArtarASHTrAs raNNe hanyus tat me kSHemataram bhavet .

tanme

BG 2.6
Underlying: na cha etat vidmas katarat nas garIyas yat vA jayema yadi vA nas jayeyus , yAn eva hatvA na jijIviSHAmas te avasthitAs pramukhe dhArtarASHTrAs .

kataranno

BG 2.7
Underlying: kArpaNNyadoSHopahatasvabhAvas pRuchchhAmi tvAm dharmasaNmUDhachetAs , yat shreyas syAt nishchitam brUhi tat me shiSHyas te aham shAdhi mAm tvAm prapannam .

syAnnishchitam
tanme

BG 2.20
Underlying: na jAyate mriyate vA kadAchit na ayam bhUtvA bhavitA vA na bhUyas , ajas nityas shAshvatas ayam purANNas na hanyate hanyamAne sharIre .

kadAchinnAyam

BG 2.67
Underlying: indriyANNAm hi charatAm yat manas anuvidhIyate , tat asya harati prajnyAm vAyus nAvam iva ambhasi .

yanmanoBnuvidhIyate