| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [prep] | 16161 |
|
| 2 | it [vb -s] been | 7295 |
|
| 3 | [vb -s] been [prep] | 2666 |
|
| 4 | it been [prep] | 20 |
|
