| Search engine crawlers will crawl web pages periodically for updated contents. |
| Kamiyama floats gorgeous shimmering melodies that fade in and out of the background, and synth squiggles periodically accent the rhythm. |
| This is then stacked into windrows or movable racks under a roofed area, and the piles are periodically aerated. |
| The value of the solution dripping out of the segments was measured periodically with the osmometer. |
| Two kings lost their thrones and the country was periodically ravaged by civil war. |
| The earliest scholarly reports of chain letters date to the first decade of the twentieth century and arise periodically. |
