Part,  -

 1   1 1 |       40/123} <V>nābhāvaḥ yañi dīrghatvasya amunā</V> .~(1.1.39.2) P
 2   1 1 |     318 {41/123} nābhāvaḥ yañi dīrghatvasya asnimittam .~(1.1.39.2)
 3   1 2 |        11 R II.16 - 21 {46/56} dīrghatvasya avakāśaḥ : cicīṣati tuṣṭūṣati .~(
 4   6 1 |      IV.287 - 293 {58/87} iṭaḥ dīrghatvasya ca pratiṣedhaḥ vaktavyaḥ .~(
 5   6 1 |         anārambhaḥ vā chandasi dīrghatvasya nyāyyaḥ .~(6.1.7) P III.
 6   6 1 |     310 {11/21} na hi chandasi dīrghatvasya parigaṇanam kartum śakyam .~(
 7   6 4 |        niyamaḥ aprakṛtasya api dīrghatvasya niyāmakaḥ bhaviṣyati .~(
 8   6 4 |       6 R IV.724 - 725 {17/40} dīrghatvasya avakāśaḥ : cīyate , stūyate .~(
 9   6 4 |       6 R IV.724 - 725 {33/40} dīrghatvasya avakāśaḥ : api kākaḥ śyenāyate .~(
10   7 1 |     iti pratiṣedham śāsti nāmi dīrghatvasya~(7.1.98) P III.276.24 -
11   7 2 | pratiṣiddhasya ca punarvidhāne dīrghatvasya abhāvaḥ .~(7.2.37) P III.
12   7 4 |       4/9} chandasi pratiṣedhe dīrghatvasya pratiṣedhaḥ vaktavyaḥ .~(
13   7 4 |        33/36} kim apavādaḥ nuk dīrghatvasya iti .~(7.4.83) P III.357.