Declension table of bhuvana

Neuter	Singular	Dual	Plural
Nominative	bhuvanam	bhuvane	bhuvanāni
Vocative	bhuvana	bhuvane	bhuvanāni
Accusative	bhuvanam	bhuvane	bhuvanāni
Instrumental	bhuvanena	bhuvanābhyām	bhuvanaiḥ
Dative	bhuvanāya	bhuvanābhyām	bhuvanebhyaḥ
Ablative	bhuvanāt	bhuvanābhyām	bhuvanebhyaḥ
Genitive	bhuvanasya	bhuvanayoḥ	bhuvanānām
Locative	bhuvane	bhuvanayoḥ	bhuvaneṣu

Compound bhuvana -

Adverb -bhuvanam -bhuvanāt