| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] how [det] [noun] | 135 |
|
| 2 | [adj] [to-vb] how [det] [noun] | 112 |
|
| 3 | [adj] [to-vb] how [det] [noun] | 106 |
|
| 4 | [noun] [to-vb] how [det] [noun] | 62 |
|
| 5 | [noun sg] [to-vb] how [det] [noun] | 44 |
|
| 6 | [vb base] [to-vb] how [det] [noun] | 32 |
|
| 7 | [vb infin] [to-vb] how [det] [noun] | 27 |
|
| 8 | difficult [to-vb] how [det] [noun] | 27 |
|
| 9 | difficult [to-vb] how [det] [noun] | 27 |
|
| 10 | [vb past] [to-vb] how [det] [noun] | 23 |
|
| 11 | [vb pp] [to-vb] how [det] [noun] | 22 |
|
| 12 | want [to-vb] how [det] [noun] | 22 |
|
| 13 | [adv] [to-vb] how [det] [noun] | 21 |
|
| 14 | be [to-vb] how [det] [noun] | 20 |
|
| 15 | [be] [to-vb] how [det] [noun] | 20 |
|
| 16 | [is] [to-vb] how [det] [noun] | 17 |
|
| 17 | [vb -s] [to-vb] how [det] [noun] | 16 |
|
| 18 | is [to-vb] how [det] [noun] | 16 |
|
| 19 | need [to-vb] how [det] [noun] | 15 |
|
| 20 | [adv] [to-vb] how [det] [noun] | 15 |
|
| 21 | easy [to-vb] how [det] [noun] | 13 |
|
| 22 | hard [to-vb] how [det] [noun] | 12 |
|
| 23 | [conj] [to-vb] how [det] [noun] | 12 |
|
| 24 | hard [to-vb] how [det] [noun] | 12 |
|
| 25 | have [to-vb] how [det] [noun] | 12 |
|
| 26 | easy [to-vb] how [det] [noun] | 12 |
|
| 27 | [v-ing] [to-vb] how [det] [noun] | 11 |
|
| 28 | try [to-vb] how [det] [noun] | 11 |
|
| 29 | [noun pl] [to-vb] how [det] [noun] | 11 |
|
| 30 | [coord] [to-vb] how [det] [noun] | 10 |
|
