| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [art] [noun sg] | 14760 |
|
| 2 | [vb mod] be a [noun] | 8783 |
|
| 3 | [modal v] be a [noun sg] | 8541 |
|
| 4 | [vb mod] [be] a [noun sg] | 8541 |
|
