Currents can pose a problem, and there have been occasional incidents of drownings.

Deep piles might have more excuse for an occasional weird incident, because they can trap heat very well inside.

And there continued to be the occasional nasty incident in Louisville.

For all the talk about the brothel being a family, there is fierce competition among the women and occasional incidents of intimidation.

Still, there was the occasional incident to remind him of Anglo attitudes toward Mexicans.

However there are occasional incidents when the inept, over-enthusiastic or inexperienced become stuck.

There are occasional incidents involving theft at knifepoint in the major cities.

Virtually all prison authorities praise it, despite the occasional terrible incidents like that of the Massachusetts murderer.

There have only been occasional antisemitic incidents in recent years:

We have to rely on the occasional incident of this kind occurring naturally, and study that.