| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [pron] | 23930 |
|
| 2 | [is] [Wh adv] [pron] | 6884 |
|
| 3 | [be] how [pron] | 1576 |
|
| 4 | [is] how [pron] | 1321 |
|
