| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [to-vb] a [adj] [noun sg] | 39 |
|
| 2 | it is [to-vb] a [adj] [noun] | 32 |
|
| 3 | it is [to-vb] an [adj] [noun] | 9 |
|
