Sentence examples for there are periodically from inspiring English sources

There are periodically repeated gratings on the surface of the phase plates.

In fact, such full-stop queues are rare events, while in most cases congestion waves propagate through the traffic stream, so that on a bridge there are periodically times of closely-spaced vehicle concentrations and times of flowing traffic, where vehicles are more distant.

Even though there are, periodically, small shortages, Latin American countries typically have pretty low prices because their ministries of health make massive purchases from these companies" and distribute the antivenom effectively via relatively adequate, reliable healthcare systems.

There is periodically an avalanche of crises and experiences, all in the public domain, that not only permit the opinions of relevant professionals but demand them.

Throughout the course of a season, fans are periodically reminded that there is no exact science for fantasy football.

Male walruses are periodically homo.

"I have had some issues periodically with the organization, and there are pros and cons," she said.

So it continued through much of the 20th century: few Catholics were employed there, and those who did were periodically purged.

Their work and travel rights have been periodically restricted.Certainly there is much in the judicial system that needs reform.

The first harbour (finished in 1710) has been periodically improved, and there are several tidal harbours and graving docks (for cleaning ships' bottoms) and other dry docks.

However, it has subsequently been noted that there are genes that appear to be periodically expressed only when some of the synchronization methods are used [ 3].