| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at [adj] intervals | 86 |
|
| 2 | be [vb pp] at [adj] interval | 80 |
|
| 3 | be [verb] at [adj] interval | 37 |
|
| 4 | be [verb] at regular interval | 36 |
|
| 5 | were [verb] at [adj] interval | 16 |
|
| 6 | be repeated at [adj] interval | 9 |
|
| 7 | be repeat at [adj] interval | 9 |
|
| 8 | are [verb] at [adj] interval | 9 |
|
| 9 | is [verb] at [adj] interval | 8 |
|
| 10 | been [verb] at [adj] interval | 8 |
|
| 11 | be [verb] at frequent interval | 8 |
|
| 12 | be make at [adj] interval | 6 |
|
| 13 | be made at [adj] interval | 6 |
|
| 14 | be [v-ing] at [adj] interval | 6 |
|
| 15 | was [verb] at [adj] interval | 5 |
|
