| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [is] [adv] [adv] [vb pp] | 337 |
|
| 2 | [conj] [be] therefore [adv] [vb pp] | 26 |
|
| 3 | [conj] [is] therefore [adv] [vb pp] | 18 |
|
| 4 | [conj] [is] therefore [adv] [verb] | 15 |
|
