| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [be] [to-vb] | 1096 |
|
| 2 | [adv] [be] [to-vb] | 958 |
|
| 3 | therefore [be] [verb] | 775 |
|
| 4 | therefore [be] [to-vb] | 23 |
|
