| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] [vb pp] a [adj] | 12 |
|
| 2 | it be [adv] [vb pp] a [adj] | 11 |
|
| 3 | it was [adv] [vb pp] a [adj] | 5 |
|
| 4 | it 's [adv] [vb pp] a [adj] | 5 |
|
