| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [to-vb] [Wh adv] | 18 |
|
| 2 | [be] [adv] [to-vb] how | 12 |
|
| 3 | [is] [adv] [to-vb] [Wh adv] | 11 |
|
| 4 | is [adv] [to-vb] [Wh adv] | 9 |
|
| 5 | [was/were] [adv] [to-vb] [Wh adv] | 5 |
|
| 6 | [be] [adv] to know [Wh adv] | 5 |
|
