| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it difficult for [noun sg] | 11 |
|
| 2 | make it difficult for [noun sg] | 10 |
|
| 3 | [vb infin] it difficult for [noun sg] | 5 |
|
| 4 | it [adv] difficult for [noun sg] | 7 |
|
| 5 | it [adv] difficult for [noun sg] | 7 |
|
| 6 | it more difficult for [noun sg] | 6 |
|
| 7 | it more difficult for [noun sg] | 6 |
|
| 8 | it be difficult for [noun sg] | 5 |
|
| 9 | it [be] difficult for [noun sg] | 5 |
|
| 10 | it difficult for [art] [noun sg] | 36 |
|
| 11 | it difficult for [art] [noun sg] | 36 |
|
| 12 | it difficult for the [noun sg] | 24 |
|
| 13 | it difficult for the [noun sg] | 24 |
|
| 14 | it difficult for a [noun sg] | 12 |
|
| 15 | it difficult for a [noun sg] | 11 |
|
| 16 | it difficult for [adj] [noun sg] | 5 |
|
| 17 | it difficult for [noun sg] [noun] | 7 |
|
| 18 | it difficult for [noun sg] [noun pl] | 6 |
|
