| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is also difficult [to-vb] | 16 |
|
| 2 | it is also difficult [to-vb] | 16 |
|
| 3 | it is also difficult [to-vb] | 16 |
|
| 4 | [pers pn] is also difficult [to-vb] | 16 |
|
| 5 | is also [adv] difficult [to-vb] | 6 |
|
| 6 | is also [adv] difficult [to-vb] | 6 |
|
| 7 | is also difficult [to-vb] [prep] | 6 |
|
| 8 | is also difficult [to-vb] [prep] | 6 |
|
