| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] and at [adj] intervals | 7 |
|
| 2 | [noun sg] and at [adj] intervals | 5 |
|
| 3 | and [verb] at [adj] intervals | 12 |
|
| 4 | and [vb pp] at [adj] intervals | 7 |
|
| 5 | and at [adj] intervals [prep] | 8 |
|
| 6 | and at [adj] intervals [prep] | 8 |
|
