Pāṇini sūtras

After a word denoting time, or length, the affix of the 2nd case is employed, when denoting full duration.

1. kāla+adhvanoḥकाल+अध्वनोः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   kक्	kālaकाल	kālaकाल	time	kālकाल् + plus aअ
   aअ	adhvanअध्वन्	adhvanoḥअध्वनोः	distance	adhvअध्व् + plus anoḥअनोः

2. atyanta+saṃyogeअत्यन्त+संयोगे

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	atyantaअत्यन्त	atyantaअत्यन्त	complete	atyantअत्यन्त् + plus aअ
   sस्	saṃyogaसंयोग	saṃyogeसंयोगे	connection	saṃyogसंयोग् + plus eए

Anuvṛtti

1. a+abhinihiteअ+अभिनिहिते 2·3·1

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	naन	aअ	not	naन
   aअ	abhidhāअभिधा	abhinihiteअभिनिहिते	express	abhihitअभिहित् + plus iteइते

2. dvitīyāद्वितीया 2·3·2

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   dद्	dvitīyāद्वितीया	dvitīyāद्वितीया	accusative	dvitīyद्वितीय् + plus āआ