| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] hard it be [to-vb] | 14 |
|
| 2 | know [adv] hard it be [to-vb] | 6 |
|
| 3 | [vb base] [adv] hard it be [to-vb] | 5 |
|
| 4 | [adv] hard it be [to-vb] [adv] | 5 |
|
| 5 | [adv] hard it be [to-vb] [art] | 5 |
|
| 6 | [adv] hard it be [to-vb] [art] | 5 |
|
