| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] used to [be] a [noun] | 201 |
|
| 2 | who [vb mod] to [be] a [noun] | 9 |
|
| 3 | who used to [be] [art] [noun] | 9 |
|
| 4 | who [modal v] to [be] a [noun] | 9 |
|
| 5 | who used [prep] [be] a [noun] | 7 |
|
| 6 | who used to [be] a [noun] | 7 |
|
