| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is that it [is] [adv] [vb pp] | 21 |
|
| 2 | is [that] it is [adv] [vb pp] | 18 |
|
| 3 | is [that] it [is] [adv] [vb pp] | 17 |
|
