| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [verb] [noun] [verb] | 366 |
|
| 2 | how [verb] [noun] [vb infin] | 216 |
|
| 3 | [adv] [verb] [noun] know | 40 |
|
| 4 | how [verb] [noun] know | 22 |
|
| 5 | how [verb] [noun] know | 17 |
|
| 6 | [Wh adv] [verb] [noun] know | 17 |
|
