| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] been raining | 16 |
|
| 2 | [pers pn] [vb past] been raining | 16 |
|
| 3 | [pron] [vb past] been raining | 16 |
|
| 4 | it [vb past] been raining | 16 |
|
