| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] that | 1964 |
|
| 2 | is [adv] [verb] that | 1409 |
|
| 3 | be therefore [verb] that | 43 |
|
| 4 | is therefore [verb] [conj] | 43 |
|
| 5 | [be] therefore [verb] that | 43 |
|
| 6 | [is] therefore [verb] that | 27 |
|
| 7 | is therefore [verb] that | 27 |
|
