| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that have [been] [verb] [prep] | 482 |
|
| 2 | that have [verb] place [prep] | 44 |
|
| 3 | have [been] [verb] place [prep] | 19 |
|
| 4 | that have [been] [verb] place | 8 |
|
