| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is therefore [verb] that | 27 |
|
| 2 | is therefore [vb pp] that | 23 |
|
| 3 | is therefore recommended that | 8 |
|
| 4 | is therefore recommend that | 8 |
|
| 5 | is therefore argue that | 5 |
|
