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