| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] a [adj] | 37199 |
|
| 2 | how [to-vb] [adj] | 893 |
|
| 3 | how [to-vb] a | 747 |
|
| 4 | how a [adj] | 347 |
|
