| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] possible [to-vb] | 2017 |
|
| 2 | [is] therefore possible | 45 |
|
| 3 | [is] therefore [to-vb] | 36 |
|
| 4 | therefore possible [to-vb] | 28 |
|
