| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it difficult for [noun] | 58 |
|
| 2 | make it difficult [prep] [noun] | 58 |
|
| 3 | [verb] it difficult [prep] [noun pl] | 34 |
|
| 4 | [verb] it difficult [prep] [noun sg] | 15 |
|
| 5 | [vb past] it difficult [prep] [noun] | 14 |
|
| 6 | making it difficult [prep] [noun] | 11 |
|
| 7 | made it difficult [prep] [noun] | 11 |
|
| 8 | [v-ing] it difficult [prep] [noun] | 11 |
|
| 9 | make it difficult [prep] [noun] | 10 |
|
| 10 | [vb base] it difficult [prep] [noun] | 10 |
|
| 11 | [vb infin] it difficult [prep] [noun] | 10 |
|
| 12 | make it difficult [prep] [noun] | 9 |
|
| 13 | makes it difficult [prep] [noun] | 7 |
|
| 14 | [vb -s] it difficult [prep] [noun] | 7 |
|
| 15 | [verb] it difficult [prep] [n mass] | 7 |
|
| 16 | made it difficult [prep] [noun] | 6 |
|
| 17 | [verb] it difficult [prep] people | 6 |
|
| 18 | [verb] it difficult [prep] people | 6 |
|
| 19 | [vb pp] it difficult [prep] [noun] | 6 |
|
| 20 | [verb] it difficult [prep] [noun prp] | 5 |
|
