| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [vb past] [been] [prep] | 184 |
|
| 2 | [conj] it [vb past] [prep] [det] | 158 |
|
| 3 | [conj] it [vb past] [been] [det] | 24 |
|
| 4 | it [vb past] [been] [prep] [det] | 15 |
|
| 5 | [conj] [vb past] [been] [prep] [det] | 13 |
|
