| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [vb pp] [to-vb] | 2069 |
|
| 2 | [is] [adv] [vb pp] [to-vb] | 1580 |
|
| 3 | [be] thus [vb pp] [to-vb] | 61 |
|
| 4 | [is] thus [verb] [to-vb] | 21 |
|
| 5 | [is] thus [vb pp] [to-vb] | 21 |
|
| 6 | [is] thus [vb pp] [verb] | 21 |
|
