| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [pron] it is that | 7 |
|
| 2 | [vb infin] what it is that | 7 |
|
| 3 | [vb infin] what it is that | 7 |
|
| 4 | [vb infin] [Wh det] it is that | 7 |
|
