| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] how best [to-vb] | 15 |
|
| 2 | [verb] to consider how best [to-vb] | 6 |
|
| 3 | have [to-vb] how best [to-vb] | 5 |
|
| 4 | [vb -s] [to-vb] how best [to-vb] | 5 |
|
