| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb base] been [vb pp] [noun] | 12 |
|
| 2 | who have [been] [vb pp] [noun] | 10 |
|
| 3 | who [vb base] [been] [vb pp] [noun sg] | 6 |
|
