| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] how difficult it is | 8 |
|
| 2 | [adv] [verb] how difficult it is | 6 |
|
| 3 | [noun] [verb] how difficult it is | 6 |
|
| 4 | [pers pn] [verb] how difficult it is | 6 |
|
| 5 | [verb] [verb] how difficult it is | 5 |
|
| 6 | [verb] [verb] how difficult it is | 5 |
|
| 7 | [verb] how difficult it is [verb] | 17 |
|
| 8 | [verb] how difficult it is [to-vb] | 16 |
|
| 9 | [verb] how difficult it is [prep] | 15 |
|
| 10 | [verb] how difficult it is [prep] | 15 |
|
| 11 | [verb] how difficult it is for | 13 |
|
| 12 | [verb] how difficult it is for | 13 |
|
