| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [to-vb] [prep] [noun sg] | 1654 |
|
| 2 | how [to-vb] [prep] [noun sg] | 119 |
|
| 3 | [vb past] how [to-vb] [prep] | 56 |
|
| 4 | [vb past] how [to-vb] [noun sg] | 32 |
|
| 5 | [vb past] how [prep] [noun sg] | 21 |
|
