| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pers pn] [modal v] to [be] | 91 |
|
| 2 | [pron] [pers pn] used to [be] | 69 |
|
| 3 | what [pron] used to [be] | 59 |
|
| 4 | what [pers pn] used [prep] [be] | 58 |
|
