| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [was/were] [art] most difficult | 10 |
|
| 2 | [pron] [was/were] [art] most difficult | 6 |
|
| 3 | [pers pn] [was/were] [art] most difficult | 6 |
|
| 4 | [noun sg] [was/were] [art] most difficult | 5 |
|
| 5 | [was/were] [adv] [art] most difficult | 5 |
|
| 6 | [was/were] [adv] [art] most difficult | 5 |
|
| 7 | [was/were] [art] most difficult [noun] | 9 |
|
| 8 | [was/were] [art] most difficult [noun sg] | 9 |
|
| 9 | [was/were] [art] most difficult [to-vb] | 5 |
|
| 10 | [was/were] [art] most difficult [verb] | 5 |
|
