| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] difficult to see the [noun] | 6 |
|
| 2 | be difficult to see the [noun] | 5 |
|
| 3 | [be] difficult to see the [noun] | 5 |
|
| 4 | difficult to see [Wh adv] the [noun] | 31 |
|
| 5 | difficult to see [adv] the [noun] | 31 |
|
| 6 | difficult to see how the [noun] | 26 |
|
| 7 | difficult to see how the [noun] | 26 |
|
| 8 | difficult to see [prep] the [noun] | 10 |
|
| 9 | difficult to see [prep] the [noun] | 10 |
|
| 10 | difficult to see the [adj] [noun] | 6 |
|
| 11 | difficult to see the [adj] [noun] | 6 |
|
| 12 | difficult to see the [noun] [prep] | 8 |
|
| 13 | difficult to see the [noun] [prep] | 8 |
|
