| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it 's [adv] hard [verb] [conj] | 7 |
|
| 2 | [pers pn] 's [adv] hard [to-vb] [conj] | 7 |
|
| 3 | [pers pn] 's [adv] hard [verb] [conj] | 6 |
|
