| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] that have [been] [v-ing] place | 8 |
|
| 2 | [noun pl] that have [been] [v-ing] place | 8 |
|
| 3 | that have [been] [v-ing] place [prep] | 5 |
|
| 4 | that have [been] [v-ing] place [prep] | 5 |
|
