| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] occurred in a [adj] | 21 |
|
| 2 | have occurred in a [adj] | 21 |
|
| 3 | [verb] occurred in a [adj] | 21 |
|
| 4 | [verb] occurred in a previous | 18 |
|
| 5 | has occurred in a [adj] | 18 |
|
| 6 | [verb] occurred in a previous | 18 |
|
| 7 | [vb -s] occurred in a [adj] | 18 |
|
