利用 りよう可能 かのう領域 りょういきじゃなかったです
riyōkanō ryōikijanakattadesu

Noun
Desu Copula

The polite, past negative form of 利用可能領域

1. Wasn't within the usable range.; Wasn't within the applicable area.; Wasn't possible to utilize.

Past/Perfective
Negative
Polite
Casual Register
Computing