Pāṇini sūtras

The lengthening of vowel does not taka place under VIII.2.77, when the Nominal stem ending in r or v is called Bha (i. e. when a y follows), and also not in kṛ and chur

1. naन

   Part	Lexeme	Sandhi form	Meaning	Stem
   nन्	naन	naन	not	naन

2. bha+kur+churāmभ+कुर्+छुराम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   bब्	bhaभ	bhaभ	bhaभ	bhभ् + plus aअ
   kक्	kurकुर्	kurकुर्	kṛकृ	kurकुर्
   cच्	churछुर्	churāmछुराम्	churछुर्	churछुर् + plus āmआम्

Anuvṛtti

1. dhātoḥधातोः 8·2·74

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   dद्	dhātuधातु	dhātoḥधातोः	Sanskrit verbal root	dhātधात् + plus oḥओः

2. i+kaḥइ+कः 8·2·76

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   iइ	iइ	iइ	ikāraइकार	iइ
   kक्	kक्	kaḥकः	KK	kक् + plus aḥअः