| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [noun] used to be | 39 |
|
| 2 | [noun prp] [noun prp] [vb mod] to be | 33 |
|
| 3 | [noun prp] [noun sg] [vb mod] to be | 11 |
|
| 4 | [noun prp] [noun] ought to be | 10 |
|
