बौधायन श्रौतसूत्रम् (कृष्ण यजुर्वेद तैत्तिरीय शाखा - सम्पूर्ण प्रश्न एवं श्रौत-याग कल्प सटीक)

(Wait, where is अ? It's absorbed: अथाध्वर्युः -> थाध्वर्युः!)
Yes, "अथ" lost its 'अ': "पयोमिश्रस्योथाध्वर्युः"!
Now after "ध्वर्युः":
Look at the text:
ध्व (dhva) र्यु (ryu) स्ती (stī) र्णा (rṇā) न्त्स (ntsa) [or न्त्सं / म्भा]
Wait, why "स्तीर्णान्"?
Wait! Is it "स्तीर्त्वात्सम्भारान्"?
Wait, what if the word is NOT "तीर्णान्", but:
Wait, what does Caland's BSS say?
Let's check the foot of the page or other occurrences in Baudhayana:
Wait, look at the footnote 1:
"१ Thus J; पाचति T; धाचयति BP; पावयति H; वाचथसि F."
This footnote is for line 5: "पाचयति" (printed as पाच्यति¹)!
Footnote 2:
"२ Corrected according to Bh., Keś., and the parallel passage p. 159. l. The Mss. have not उदेति but ऐति (BT) and एति HF; J om."
This footnote is for line 17: "उदेत्युदाभ्यः²"!

Now, let's search for "पाचयति तस्या