Usages of bukannya ... melainkan
Dia bukannya pulang, melainkan menjemput adiknya di stasiun.
He/She did not go home, but rather picked up his/her younger sibling at the station.
Bukannya saya boros, melainkan tagihan internet bulan ini naik.
It’s not that I am wasteful, rather this month’s internet bill went up.
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