| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [adj] it [be] for [noun pl] | 16 |
|
| 2 | how difficult it [be] for [noun] | 10 |
|
| 3 | [adv] difficult it [be] for [noun pl] | 8 |
|
| 4 | how difficult [pers pn] [be] for [noun pl] | 7 |
|
| 5 | how difficult [pron] [be] for [noun pl] | 7 |
|
| 6 | [Wh adv] difficult it [be] for [noun pl] | 7 |
|
| 7 | how difficult it [be] for [noun pl] | 7 |
|
| 8 | how difficult it [be] [prep] [noun pl] | 7 |
|
| 9 | how difficult it [be] for [noun pl] | 7 |
|
