| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to [v-ing] been | 11 |
|
| 2 | to [pron] [v-ing] been | 7 |
|
| 3 | to [noun] [v-ing] been | 5 |
|
| 4 | to [v-ing] been [vb pp] | 6 |
|
| 5 | to [v-ing] been [verb] | 6 |
|
