| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | difficult [to-vb] [prep] [art] | 443 |
|
| 2 | difficult [to-vb] [prep] the | 308 |
|
| 3 | difficult [to-vb] [prep] a | 118 |
|
| 4 | difficult [to-vb] in [art] | 93 |
|
| 5 | difficult [to-vb] in [art] | 93 |
|
| 6 | difficult [to-vb] with [art] | 60 |
|
| 7 | difficult [to-vb] with [art] | 60 |
|
| 8 | difficult [to-vb] to [art] | 46 |
|
| 9 | difficult [to-vb] to [art] | 46 |
|
| 10 | difficult [to-vb] from [art] | 37 |
|
| 11 | difficult [to-vb] on [art] | 37 |
|
| 12 | difficult [to-vb] from [art] | 37 |
|
| 13 | difficult [to-vb] on [art] | 37 |
|
| 14 | difficult [to-vb] of [art] | 22 |
|
| 15 | difficult [to-vb] of [art] | 22 |
|
| 16 | difficult to distinguish [prep] [art] | 21 |
|
| 17 | difficult [to-vb] for [art] | 20 |
|
| 18 | difficult [to-vb] into [art] | 20 |
|
| 19 | difficult [to-vb] into [art] | 20 |
|
| 20 | difficult [to-vb] for [art] | 20 |
|
| 21 | difficult [to-vb] at [art] | 17 |
|
| 22 | difficult to get [prep] [art] | 17 |
|
| 23 | difficult [to-vb] at [art] | 17 |
|
| 24 | difficult to think [prep] [art] | 15 |
|
| 25 | difficult to reconcile [prep] [art] | 14 |
|
| 26 | difficult [to-vb] [prep] an | 14 |
|
| 27 | difficult to see [prep] [art] | 13 |
|
| 28 | difficult [to-vb] between [art] | 12 |
|
| 29 | difficult [to-vb] between [art] | 12 |
|
| 30 | difficult to cope [prep] [art] | 11 |
|
