| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] a [adj] [noun] | 1644 |
|
| 2 | be [to-vb] [art] [adj] [noun pl] | 391 |
|
| 3 | be [verb] a [adj] [noun pl] | 362 |
|
| 4 | [be] [to-vb] a [adj] [noun pl] | 36 |
|
