Pāṇini sūtras

The augment iṭ added to valâdi ârdhadhâtuka affixes, becomes lengthened, except in the Personal endiugs of the Perfect, after the root grah

1. grahaḥग्रहः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   gग्	grahग्रह्	grahaḥग्रहः	grahग्रह्	grahग्रह् + plus aḥअः

2. a+liṭiअ+लिटि

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	aअ	aअ	not	aअ
   lल्	liṭलिट्	liṭiलिटि	perfect	liṭलिट् + plus iइ

3. dīrghaḥदीर्घः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   dद्	dīrghaदीर्घ	dīrghaḥदीर्घः	long	dīrghदीर्घ् + plus aḥअः

Anuvṛtti

1. va+l+ādeḥव+ल्+आदेः 7·2·35

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   vव्	vaव	vaव	vakāraवकार	vव् + plus aअ
   lल्	lल्	lल्	LL	lल्
   āआ	ādiआदि	ādeḥआदेः	first syllable	ādआद् + plus eḥएः