| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is difficult [verb] [pron] | 177 |
|
| 2 | it is [adj] say [pron] | 39 |
|
| 3 | it is [adj] say [pron] | 34 |
|
| 4 | it be difficult say [pron] | 13 |
|
| 5 | it [be] difficult say [pron] | 13 |
|
| 6 | it [is] difficult say [pron] | 13 |
|
| 7 | it is difficult say [pron] | 7 |
|
| 8 | it is difficult say [pron] | 7 |
|
| 9 | [pers pn] is difficult say [pron] | 7 |
|
| 10 | [pron] is difficult say [pron] | 7 |
|
