| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb -s] been [verb] to | 32 |
|
| 2 | who [vb -s] be [vb pp] to | 26 |
|
| 3 | who has be [verb] to | 25 |
|
| 4 | who 's be [verb] to | 7 |
|
| 5 | who [vb -s] be [v-ing] to | 6 |
|
