| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] an [adj] [noun] | 433 |
|
| 2 | [vb -s] been an [adj] [noun] | 284 |
|
| 3 | it [vb -s] been [adj] [noun] | 108 |
|
| 4 | it [vb -s] been an [adj] | 48 |
|
| 5 | it [vb -s] been an [noun] | 13 |
|
