| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is therefore [verb] that | 24 |
|
| 2 | it [is] therefore [vb pp] that | 23 |
|
| 3 | it [is] therefore recommend that | 8 |
|
| 4 | it [is] therefore recommended that | 8 |
|
