| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] it is for | 99 |
|
| 2 | [adj] it is for | 81 |
|
| 3 | difficult it [be] for | 31 |
|
| 4 | difficult it be for | 31 |
|
| 5 | difficult it is [prep] | 26 |
|
| 6 | difficult [pron] is for | 22 |
|
| 7 | difficult [pers pn] is for | 22 |
|
| 8 | difficult it is for | 22 |
|
| 9 | difficult it is for | 22 |
|
| 10 | difficult it [is] for | 22 |
|
