In truth, the frequency was increasing, with three or four attacks coming some days, now.

The frequency and the severity of the abuse usually increase as the relationship continues.

On other routes, frequency has increased to once a day instead of two or three times a week.

Due to the reduction in capacity, the frequency increased to every 2-3 minutes.

The range, size, and frequency of attacks increased in the 830s.

"The important thing is, the direct flights and the frequency are increasing."

The frequency of extremely hot days in summer would increase.

Their monthly frequency increased to about 2,000 after nine months, then began to fall.

The frequency with which reports are made of older couples leaving our Island is increasing.

In 1978 the frequency increased to three a week and 2 December 1980 became daily.