| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [was/were] [adv] difficult [to-vb] [conj] | 23 |
|
| 2 | [pron] [was/were] [adv] difficult [verb] [conj] | 23 |
|
| 3 | [pers pn] [was/were] [adv] difficult [verb] [conj] | 23 |
|
| 4 | [pron] was [adv] difficult [verb] [conj] | 20 |
|
| 5 | it [was/were] [adv] difficult [verb] [conj] | 19 |
|
| 6 | it [was/were] [adv] difficult [verb] [conj] | 19 |
|
| 7 | [pron] [was/were] [adv] difficult [verb] [conj] | 14 |
|
| 8 | [pron] [was/were] [adv] difficult [verb] that | 9 |
|
| 9 | [pron] [was/were] [not/n't] difficult [verb] [conj] | 9 |
|
| 10 | [pron] [was/were] [adv] difficult [verb] that | 9 |
|
| 11 | [pron] [was/were] not difficult [verb] [conj] | 9 |
|
| 12 | [pron] [was/were] [adv] difficult [verb] [that] | 9 |
|
| 13 | [pron] [was/were] [adv] difficult [verb] [subord] | 9 |
|
| 14 | [pron] [was/were] not difficult [verb] [conj] | 6 |
|
| 15 | [pron] [was/were] [adv] difficult [verb] and | 5 |
|
| 16 | [pron] [was/were] [adv] difficult [verb] and | 5 |
|
| 17 | [pron] [was/were] [adv] difficult [verb] [coord] | 5 |
|
