| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [prep] [verb] [that] | 330 |
|
| 2 | it [is] [vb pp] [prep] [verb] | 120 |
|
| 3 | [is] [vb pp] [prep] [verb] [that] | 58 |
|
| 4 | it [is] [vb pp] [verb] [that] | 16 |
|
