Sentence examples for a frustrating issue from inspiring English sources

This is an area of research I have been working on (and writing about) for several years but it's a frustrating issue as naturally the behaviour of long extinct species is rather hard to test.

In the clinical treatment of lung cancer, drug resistance remains a frustrating issue.

"It's a very frustrating issue for us," said Mayor Whelan.

It's a common, frustrating issue — and one that's easily avoidable.

Pettis' weight issue continues what has been a frustrating event for the UFC.

Prognostication early in the course of TBI remains a vexing and frustrating issue.

But an even more frustrating issue has been how to define who is a terrorist and who is not.

But even Transporter doesn't fix a frustrating software issue -- the now antiquated single Save option.

The more frustrating issue could be the uncertainty if nothing happens this year.

He had just given his speech on race in Philadelphia and was expanding a little on the need to get past the endless back and forth on this toxic and frustrating issue.

And it solves the only frustrating issue I had with the J9, which is that the gravity feed for the coffee beans doesn't work very well and often gives an "add coffee" error when it still has plenty of beans, requiring me to open the cover and stir the bean with my finger so they fall into the chute.