| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used to [be] [verb] [pron] | 11 |
|
| 2 | [vb mod] to [be] [vb pp] [pron] | 9 |
|
| 3 | [modal v] to [be] [vb pp] [pron] | 9 |
|
| 4 | used to [be] [vb pp] [pron] | 6 |
|
| 5 | used [prep] [be] [vb pp] [pron] | 6 |
|
