| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] difficult | 3732 |
|
| 2 | be [adv] difficult | 3732 |
|
| 3 | [is] [adv] difficult | 2051 |
|
| 4 | is [adv] difficult | 1587 |
|
| 5 | [art] [adv] difficult | 1210 |
|
| 6 | [art] [adv] difficult | 1210 |
|
| 7 | [adv] [adv] difficult | 1188 |
|
| 8 | [adv] [adv] difficult | 1009 |
|
| 9 | [pron] [adv] difficult | 752 |
|
| 10 | [verb] [adv] difficult | 722 |
|
| 11 | [pers pn] [adv] difficult | 684 |
|
| 12 | the [adv] difficult | 674 |
|
| 13 | the [adv] difficult | 674 |
|
| 14 | it [adv] difficult | 652 |
|
| 15 | it [adv] difficult | 652 |
|
| 16 | [be] [adv] difficult | 636 |
|
| 17 | be [adv] difficult | 636 |
|
| 18 | [was/were] [adv] difficult | 567 |
|
| 19 | a [adv] difficult | 517 |
|
| 20 | was [adv] difficult | 478 |
|
| 21 | 's [adv] difficult | 464 |
|
| 22 | [noun] [adv] difficult | 444 |
|
| 23 | a [adv] difficult | 431 |
|
| 24 | [am/are] [adv] difficult | 368 |
|
| 25 | are [adv] difficult | 361 |
|
| 26 | [noun sg] [adv] difficult | 293 |
|
| 27 | [conj] [adv] difficult | 286 |
|
| 28 | much [adv] difficult | 276 |
|
| 29 | much [adv] difficult | 276 |
|
| 30 | [coord] [adv] difficult | 260 |
|
