| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is difficult [to-vb] just [adv] | 6 |
|
| 2 | [pron] is difficult [to-vb] just [Wh adv] | 6 |
|
| 3 | [pron] is difficult [to-vb] just how | 5 |
|
| 4 | [pron] is difficult [to-vb] just how | 5 |
|
