| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] that | 1169 |
|
| 2 | it is [adv] [vb pp] [adv prt] | 84 |
|
| 3 | it is [vb pp] [adv prt] that | 21 |
|
| 4 | is [adv] [vb pp] [adv prt] that | 14 |
|
