Pāṇini sūtras

According to the opinion of Northern grammarians, i is not substituted for that a which is obtained by shortening the long ā of the feminine (under rule VII.4.13 before the affix k), which is preceded by a y or a k

1. udīcāmउदीचाम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   uउ	udañcउदञ्च्	udīcāmउदीचाम्	northern	udउद् + plus īcईच्

2. ā+taḥआ+तः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   āआ	āआ	āआ	ākāraआकार	āआ
   tत्	tत्	taḥतः	TT	tत् + plus aḥअः

3. sthāneस्थाने

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	sthānaस्थान	sthāneस्थाने	stead	sthānस्थान् + plus eए

4. ya+ka+pūrvāyāḥय+क+पूर्वायाः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   yय्	yaय	yaय	yakāraयकार	yय् + plus aअ
   kक्	kaक	kaक	kakāraककार	kक् + plus aअ
   pप्	pūrvaपूर्व	pūrvāyāḥपूर्वायाः	antecedent	pūrvaपूर्व + plus yāया

Anuvṛtti

1. pratyaya+sthātप्रत्यय+स्थात् 7·3·44

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	pratyayaप्रत्यय	pratyayaप्रत्यय	affix	pratyayप्रत्यय् + plus aअ
   sस्	sthaस्थ	sthātस्थात्	located	sthस्थ् + plus ātआत्

2. naन 7·3·45

   Part	Lexeme	Sandhi form	Meaning	Stem
   nन्	naन	naन	not	naन