| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [been] [vb pp] [prep] | 1150 |
|
| 2 | [vb -s] [been] [vb pp] [prep] some | 208 |
|
| 3 | it [vb -s] [vb pp] [prep] some | 19 |
|
