| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pers pn] [adv] difficult | 115 |
|
| 2 | [vb past] [pers pn] [adv] difficult | 113 |
|
| 3 | [vb past] [pers pn] very difficult | 48 |
|
| 4 | [vb past] [pers pn] very difficult | 48 |
|
| 5 | [vb past] [pers pn] more difficult | 28 |
|
| 6 | [vb past] [pers pn] more difficult | 28 |
|
| 7 | [vb past] [pers pn] [be] difficult | 14 |
|
| 8 | [vb past] [pers pn] be difficult | 14 |
|
| 9 | [vb past] [pers pn] was difficult | 12 |
|
| 10 | [vb past] [pers pn] increasingly difficult | 12 |
|
| 11 | [vb past] [pers pn] [was/were] difficult | 12 |
|
| 12 | [vb past] [pers pn] increasingly difficult | 12 |
|
| 13 | [vb past] [pers pn] extremely difficult | 7 |
|
| 14 | [vb past] [pers pn] extremely difficult | 7 |
|
| 15 | [noun] [vb past] [pers pn] difficult | 142 |
|
| 16 | [pron] [vb past] [pers pn] difficult | 126 |
|
| 17 | [pers pn] [vb past] [pers pn] difficult | 104 |
|
| 18 | [noun sg] [vb past] [pers pn] difficult | 54 |
|
| 19 | [noun pl] [vb past] [pers pn] difficult | 48 |
|
| 20 | [adv] [vb past] [pers pn] difficult | 40 |
|
| 21 | he [vb past] [pers pn] difficult | 40 |
|
| 22 | he [vb past] [pers pn] difficult | 40 |
|
| 23 | [adv] [vb past] [pers pn] difficult | 39 |
|
| 24 | [conj] [vb past] [pers pn] difficult | 37 |
|
| 25 | [noun prp] [vb past] [pers pn] difficult | 35 |
|
| 26 | [coord] [vb past] [pers pn] difficult | 32 |
|
| 27 | i [vb past] [pers pn] difficult | 23 |
|
| 28 | i [vb past] [pers pn] difficult | 23 |
|
| 29 | and [vb past] [pers pn] difficult | 21 |
|
| 30 | and [vb past] [pers pn] difficult | 21 |
|
