| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] how it [be] that | 30 |
|
| 2 | [verb] how it be that | 30 |
|
| 3 | [verb] how it is that | 17 |
|
| 4 | [verb] how it [is] that | 17 |
|
| 5 | [verb] how it [was/were] that | 13 |
|
| 6 | [verb] how it was that | 13 |
|
| 7 | explain how it [be] that | 13 |
|
| 8 | [to-vb] how it [be] that | 8 |
|
| 9 | [vb infin] how it [be] that | 7 |
|
| 10 | [vb base] how it [be] that | 5 |
|
| 11 | [vb past] how it [be] that | 5 |
|
| 12 | to explain how it [be] that | 5 |
|
| 13 | wonder how it [be] that | 5 |
|
