| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why it be that | 74 |
|
| 2 | why it [is] that | 47 |
|
| 3 | why it is that | 47 |
|
| 4 | why it was that | 27 |
|
| 5 | why it [was/were] that | 27 |
|
