| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] that | 1503 |
|
| 2 | it [be] [adv] that | 1503 |
|
| 3 | it 's [adv] [conj] | 1018 |
|
| 4 | it [is] [adv] that | 919 |
|
| 5 | it 's [adv] that | 749 |
|
| 6 | [pron] 's [adv] that | 576 |
|
| 7 | [pers pn] 's [adv] that | 571 |
|
| 8 | it 's [adv] that | 568 |
|
