Declension table of ?vyākaraṇatraya

Neuter	Singular	Dual	Plural
Nominative	vyākaraṇatrayam	vyākaraṇatraye	vyākaraṇatrayāṇi
Vocative	vyākaraṇatraya	vyākaraṇatraye	vyākaraṇatrayāṇi
Accusative	vyākaraṇatrayam	vyākaraṇatraye	vyākaraṇatrayāṇi
Instrumental	vyākaraṇatrayeṇa	vyākaraṇatrayābhyām	vyākaraṇatrayaiḥ
Dative	vyākaraṇatrayāya	vyākaraṇatrayābhyām	vyākaraṇatrayebhyaḥ
Ablative	vyākaraṇatrayāt	vyākaraṇatrayābhyām	vyākaraṇatrayebhyaḥ
Genitive	vyākaraṇatrayasya	vyākaraṇatrayayoḥ	vyākaraṇatrayāṇām
Locative	vyākaraṇatraye	vyākaraṇatrayayoḥ	vyākaraṇatrayeṣu

Compound vyākaraṇatraya -

Adverb -vyākaraṇatrayam -vyākaraṇatrayāt