Declension table of ?dvyoga

Masculine	Singular	Dual	Plural
Nominative	dvyogaḥ	dvyogau	dvyogāḥ
Vocative	dvyoga	dvyogau	dvyogāḥ
Accusative	dvyogam	dvyogau	dvyogān
Instrumental	dvyogena	dvyogābhyām	dvyogaiḥ dvyogebhiḥ
Dative	dvyogāya	dvyogābhyām	dvyogebhyaḥ
Ablative	dvyogāt	dvyogābhyām	dvyogebhyaḥ
Genitive	dvyogasya	dvyogayoḥ	dvyogānām
Locative	dvyoge	dvyogayoḥ	dvyogeṣu

Compound dvyoga -

Adverb -dvyogam -dvyogāt