| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] how [to-vb] | 213 |
|
| 2 | [verb] how best [to-vb] | 91 |
|
| 3 | [to-vb] how best [to-vb] | 36 |
|
| 4 | [verb] [to-vb] how best | 15 |
|
