| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [pron] used to [be] | 80 |
|
| 2 | [pers pn] [pron] [modal v] to [be] | 15 |
|
| 3 | [pers pn] [pron] used [prep] [be] | 5 |
|
