This part of the city he had not properly explored.

To escape through forest, much of it not properly explored even now?

Structure 38-A was not properly explored due to its very poor state of preservation.

Maybe we should but the documentary sure as hell doesn't look like it properly explored the science.

The theme, he added, was not properly explored when the play had its debut.

To this day, not all of the lowlands have been properly explored.

Maybe the mine just wasn't fated to be properly explored.

It was an interesting discovery, whose ramifications he had yet to explore properly.

There was one place she might come across it that she had not yet properly explored.

Peaceful means of solving the problems have not been properly explored, let alone exhausted.