| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | difficult [pers pn] is [verb] | 69 |
|
| 2 | difficult [pers pn] is [to-vb] | 63 |
|
| 3 | [adj] [pers pn] is to get | 28 |
|
| 4 | difficult [pers pn] be to get | 13 |
|
| 5 | difficult [pers pn] [be] to get | 13 |
|
| 6 | difficult [pers pn] is get | 10 |
|
| 7 | difficult [pron] is to get | 10 |
|
| 8 | difficult [pers pn] [is] to get | 10 |
|
