| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] it [vb pp] that | 40 |
|
| 2 | [is] it [vb pp] [conj] | 35 |
|
| 3 | [is] it [verb] that | 34 |
|
| 4 | [is] [pron] [vb pp] that | 31 |
|
