| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [adv] difficult for | 58 |
|
| 2 | it may [be] [adv] [adj] for | 30 |
|
| 3 | it may [be] [adv] difficult [prep] | 8 |
|
| 4 | it may [be] [adv] difficult [prep] | 8 |
|
| 5 | it may [be] [adv] difficult for | 7 |
|
| 6 | it may [be] [adv] difficult for | 7 |
|
| 7 | it may [be] [adv] difficult for | 7 |
|
| 8 | [pron] may [be] [adv] difficult for | 7 |
|
| 9 | [pers pn] may [be] [adv] difficult for | 7 |
|
| 10 | it may [be] [adv] difficult for | 7 |
|
