| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [verb] [verb] | 38790 |
|
| 2 | they [verb] [vb pp] | 22289 |
|
| 3 | [pron] [verb] occurred | 241 |
|
| 4 | they [verb] occur | 25 |
|
