Pāṇini sūtras

When the words hai and he are employed, in addressing a person from a distance, there the hai and he alone get the pluta and the accent.

1. hai+he+prayogeहै+हे+प्रयोगे

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   hह्	haiहै	haiहै	hai [word]	haiहै
   hह्	heहे	heहे	he [word]	heहे
   pप्	prayogaप्रयोग	prayogeप्रयोगे	use	prayogप्रयोग् + plus eए

2. hai+hayoḥहै+हयोः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   hह्	haiहै	haiहै	hai [word]	haiहै
   hह्	heहे	hayoḥहयोः	he [word]	heहे + plus yoḥयोः

Anuvṛtti

1. udāttaḥउदात्तः 8·2·82

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   uउ	udāttaउदात्त	udāttaḥउदात्तः	udāttaउदात्त	udāttउदात्त् + plus aḥअः

2. dūrāt+hūteदूरात्+हूते 8·2·84

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   dद्	dūraदूर	dūrātदूरात्	distant	dūrदूर् + plus ātआत्
   hह्	hvāह्वा	hūteहूते	call	hūtहूत् + plus eए