| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] used to [be] | 416 |
|
| 2 | [subord] [pron] [modal v] to [be] | 341 |
|
| 3 | [subord] [pron] [vb mod] to [be] | 341 |
|
| 4 | [subord] [pron] used to [be] | 254 |
|
| 5 | [subord] [pron] used [prep] [be] | 254 |
|
