| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it [be] [pron] [verb] | 25 |
|
| 2 | [adv] it [be] [pron] [vb past] | 20 |
|
| 3 | [Wh adv] [pron] [be] [pron] [vb past] | 16 |
|
