| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] be to | 20 |
|
| 2 | who [vb past] [been] to | 20 |
|
| 3 | who [vb past] been to | 20 |
|
| 4 | who had [be] to | 15 |
|
| 5 | who 'd [be] to | 5 |
|
