| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it [is] [adj] to see how | 36 |
|
| 2 | [coord] it [is] [adj] to see how | 36 |
|
| 3 | [conj] it [is] difficult to see how | 34 |
|
| 4 | [coord] it [is] difficult [verb] how | 26 |
|
| 5 | [coord] it [is] difficult [to-vb] how | 26 |
|
| 6 | [coord] it [is] difficult to see [adv] | 22 |
|
| 7 | [coord] it [is] difficult to see [Wh adv] | 21 |
|
| 8 | [coord] it [be] difficult to see how | 20 |
|
| 9 | [coord] [pron] [is] difficult to see how | 18 |
|
| 10 | [coord] it [is] difficult to see how | 18 |
|
| 11 | [coord] it [is] difficult to see how | 18 |
|
| 12 | [coord] it [is] difficult to see how | 18 |
|
| 13 | [coord] [pers pn] [is] difficult to see how | 18 |
|
| 14 | [coord] it [is] difficult see how | 18 |
|
