| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] it [is] difficult to see | 10 |
|
| 2 | [noun sg] [coord] it [is] difficult to see | 6 |
|
| 3 | [coord] it [is] [adv] difficult to see | 10 |
|
| 4 | [coord] it [is] [adv] difficult to see | 6 |
|
| 5 | [coord] it [is] difficult to see [adv] | 22 |
|
| 6 | [coord] it [is] difficult to see [Wh adv] | 21 |
|
| 7 | [coord] it [is] difficult to see how | 18 |
|
| 8 | [coord] it [is] difficult to see how | 18 |
|
| 9 | [coord] it [is] difficult to see [pron] | 8 |
|
| 10 | [coord] it [is] difficult to see [Wh det] | 7 |
|
| 11 | [coord] it [is] difficult to see what | 6 |
|
| 12 | [coord] it [is] difficult to see what | 6 |
|
