Part,  -

 1   1 4 |          471 {4/17} atha nivṛttam prathamayoḥ pūrvasavarṇaḥ iti atra pratyayayoḥ
 2   1 4 |         471 {10/17} nanu ca uktam prathamayoḥ pūrvasavarṇaḥ iti atra pratyayayoḥ
 3   6 1 |        380 - 383 {33/66} evam api prathamayoḥ pūrvasavarṇadīrghatve kṛte
 4   6 1 |         19 R IV.438 - 441 {30/40} prathamayoḥ pūrvasavarṇaḥ ami ca iti .~(
 5   6 1 |         IV.438 - 441 {31/40} yadi prathamayoḥ pūrvasavarṇadīrghaḥ ami
 6   6 1 |           IV.441 - 446 {1/107} <V>prathamayoḥ iti yogavibhāgaḥ savarṇadīrghārthaḥ</
 7   6 1 |         21 R IV.441 - 446 {2/107} prathamayoḥ iti yogavibhāgaḥ kartavyaḥ .~(
 8   6 1 |         21 R IV.441 - 446 {3/107} prathamayoḥ ekaḥ savarṇadīrghaḥ bhavati .~(
 9   6 1 |  pūrvasavarṇadīrghaḥ bhavati ekaḥ prathamayoḥ iti .~(6.1.102.2) P III.
10   6 1 |      savarṇadīrghatvam bādhiṣyate prathamayoḥ pūrvasavarṇadīrghatvam na
11   6 3 |          3 R IV.638 - 639 {16/42} prathamayoḥ iti ucyate na ca atra prathamām
12   6 3 |          17/42} kim ca bhoḥ ātvam prathamayoḥ iti ucyate .~(6.3.68.1)
13   6 3 |        638 - 639 {18/42} na khalu prathamayoḥ iti ucyate .~(6.3.68.1)
14   6 3 |          3 R IV.638 - 639 {19/42} prathamayoḥ iti tu vijñāyate .~(6.3.
15   6 3 |          dvitīyaikavacane bhavati prathamayoḥ iti na tat atidiśyate .~(
16   7 1 |          6 R V.32.2 - 33.8 {1/20} prathamayoḥ iti ucyate kayoḥ idam prathamayoḥ
17   7 1 | prathamayoḥ iti ucyate kayoḥ idam prathamayoḥ grahaṇam kim vibhaktyoḥ
18   7 1 |           8 {4/20} anyatra api hi prathamayoḥ grahaṇe vibhaktyoḥ grahaṇam
19   7 1 |          6 R V.32.2 - 33.8 {6/20} prathamayoḥ pūrvasavarṇaḥ iti .~(7.1.