Pāṇini sūtras

After the causatives of the verbs ūna ‘to decrease’, dhvana ‘to sound’, ila ‘to send’, and arda ‘to go or to beg’, caṅ is not the substitute of cli in the Chhandas.

1. na+ūnayati+dhvanayati+elayati+ardayatibhyaḥन+ऊनयति+ध्वनयति+एलयति+अर्दयतिभ्यः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   nन्	naन	naन	not	naन
   ūऊ	ūnayatiऊनयति	ūnayatiऊनयति	ūnay [verb]ऊनय् [वेर्ब्]	ūnayatऊनयत् + plus iइ
   dद्	dhvanayatiध्वनयति	dhvanayatiध्वनयति	dhvanay	dhvanayatध्वनयत् + plus iइ
   eए	elayatiएलयति	elayatiएलयति	elay [verb]	elayatएलयत् + plus iइ
   aअ	ardayatiअर्दयति	ardayatibhyaḥअर्दयतिभ्यः	arday	ardayatअर्दयत् + plus ibhyãइभ्य̃

Anuvṛtti

1. luṅiलुङि 3·1·43

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   lल्	luṅलुङ्	luṅiलुङि	aorist	luṅलुङ् + plus iइ

2. cleḥच्लेः 3·1·44

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   cच्	cliच्लि	cleḥच्लेः	aorist ending	clच्ल् + plus eḥएः

3. caṅचङ् 3·1·48

   Part	Lexeme	Sandhi form	Meaning	Stem
   cच्	caṅचङ्	caṅचङ्	caṅचङ्	caṅचङ्

4. chandasiछन्दसि 3·1·50

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   cच्	chandasछन्दस्	chandasiछन्दसि	Veda	chandछन्द् + plus asiअसि