Sentence examples similar to instances often happened from inspiring English sources
Over the past two centuries this has most often happened during the most extreme instance of national purpose: mass warfare.
As so often happens in these instances, the greatest hurt is likely to involve the collateral damage suffered by those who can least afford it.
After creating the above-described set of predictor attributes, it often happens that a few data instances - representing DNA repair genes which are similar to each other - contain the same values for all attributes.
It often happens in the western United States, for instance, that you will have clouds producing rainfall or snowfall which then falls through very dry (low relative humidity) air near the surface and evaporates before it even hits the ground.
As so often happens, once you learn about something in one context, you seem to happen upon another related instance soon afterward.
"Strange things often happen".
And accidents often happen.
That often happens with company.
"That doesn't often happen".
