Sentence examples for idea how frequent from inspiring English sources

We have no idea how frequent rape really was in the Middle Ages.

Those that still occur tend to be more mysterious and strange than in decades past (have a look at the year 1985 some time, for an idea of how frequent large-scale air disasters once were).

But just as Friday's shooting has provided us with a chance to discuss a depressingly common type of misogyny, we should also pause for a second to examine Rodger's twisted fixation on sex and losing his virginity, and how frequent those sorts of ideas are.

Dr. Cynthia L. Harden, a professor of neurology at NewYork-Presbyterian Hospital/Weill Cornell Medical Center, said it would be important to perform brain-wave studies to look for abnormal electrical activity in the brain, to get an idea of where the seizures may be starting and how frequent they are.

How frequent are incidents of alcohol-related air-rage?

"No idea how it got there".

"But he has no idea how good.

We had no idea how wrong that idea was".

"I had no idea how to start.

Have they any idea how it sounds?

"I have no idea how it happens".