Sentence examples for this is failed from inspiring English sources

This is failed mayoral leadership.

But even this is fails in general (Nemytskii and Stepanov 1960).

This was failed American foreign policy.

Finally, this beam was failed because of the crushing of compressive concrete (flexural failure mode).

However, this finding was failed to be replicated by a following postmortem study [ 26].

She feels like she's failed on this front.

We have been conscientiously using contraception and it's failed us this time.

This is because failed or incomplete diffusions, which negative effects often end up with, do not draw much attention.

This isn't fail proof, so keep alert.

Other than that this is a fail safe operation if done with common sense.

And this is what Levin and Case failed to do.