Pāṇini sūtras

For the a or ā + o of om, or + the vowel of the Preposition āṅ, the second vowel is the single substitute.

German Auch für a oder ā + o in om, oder + Vocal, der die Präposition ā enthält. (95)

1. om+āṅoḥओम्+आङोः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   oओ	oṃॐ	omओम्	OmOम्	oṃॐ
   āआ	āṅआङ्	āṅoḥआङोः	āआ	āṅआङ् + plus oḥओः

2. caच

   Part	Lexeme	Sandhi form	Meaning	Stem
   cच्	caच	caच	besides	caच

Anuvṛtti

1. saṃhitāyāmसंहितायाम् 6·1·72

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	saṃhitāसंहिता	saṃhitāyāmसंहितायाम्	continuous speech	saṃhitसंहित् + plus āyआय्

2. ya+ṇ+a+ciय+ण्+अ+चि 6·1·77

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	aअ	aअ	akāraअकार	aअ
   cच्	cच्	ciचि	CC	cच् + plus iइ

3. pūrva+parayoḥपूर्व+परयोः 6·1·84

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	pūrvaपूर्व	pūrvaपूर्व	antecedent	pūrvaपूर्व
   pप्	paraपर	parayoḥपरयोः	following	paraपर + plus yoḥयोः

4. ā+tआ+त् 6·1·87

   Part	Lexeme	Sandhi form	Meaning	Stem
   āआ	āआ	āआ	ākāraआकार	āआ
   tत्	tत्	tत्	TT	tत्

5. para+rūpamपर+रूपम् 6·1·94

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	paraपर	paraपर	following	paraपर
   rर्	rūpaरूप	rūpamरूपम्	vowel	rūpरूप् + plus amअम्