発見 はっけん てき方法 ほうほうじゃありませんでした
hakkentekihōhōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 発見的方法

1. It wasn't discovered.; It wasn't found.; It wasn't revealed.

Past/Perfective
Negative
Polite
Terminal Form
Computing