| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] that a | 68 |
|
| 2 | it is [adv] [vb pp] that a | 59 |
|
| 3 | it is generally [vb pp] that a | 11 |
|
| 4 | it is also [vb pp] that a | 10 |
|
| 5 | it is [adv] [vb pp] that an | 9 |
|
| 6 | it is well [vb pp] that a | 8 |
|
| 7 | it is [adv] accepted that a | 7 |
|
| 8 | it is [adv] argued that a | 7 |
|
| 9 | it is sometimes [vb pp] that a | 6 |
|
| 10 | it is now [vb pp] that a | 6 |
|
| 11 | it is often [vb pp] that a | 6 |
|
| 12 | it is [adv] known that a | 5 |
|
| 13 | it is [adv] assumed that a | 5 |
|
| 14 | it is [adv] established that a | 5 |
|
