| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [been] a [adj] | 368 |
|
| 2 | [vb base] it [vb -s] a [adj] | 34 |
|
| 3 | [vb base] it [vb -s] [been] a | 12 |
|
| 4 | [vb base] it [vb -s] [been] [adj] | 9 |
|
