| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [prep] [det] [noun sg] | 131 |
|
| 2 | [vb past] [been] [prep] [det] [noun sg] | 77 |
|
| 3 | it [vb past] [been] [prep] [noun sg] | 30 |
|
| 4 | it [vb past] [been] [det] [noun sg] | 15 |
|
| 5 | it [vb past] [been] [prep] [det] | 15 |
|
