| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] a [adj] | 1954 |
|
| 2 | be [verb] a [num ord] | 220 |
|
| 3 | be [to-vb] [art] [num ord] | 127 |
|
| 4 | [be] [to-vb] a [num ord] | 30 |
|
