| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | very difficult [to-vb] [conj] the | 14 |
|
| 2 | very difficult [to-vb] [conj] the | 14 |
|
| 3 | very difficult [to-vb] [conj] [art] | 14 |
|
| 4 | very difficult [to-vb] [conj] [art] | 14 |
|
| 5 | very difficult [to-vb] that [art] | 6 |
|
| 6 | very difficult [to-vb] [subord] [art] | 6 |
|
| 7 | very difficult [to-vb] that [art] | 6 |
|
| 8 | very difficult [to-vb] [that] [art] | 6 |
|
