| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it 's [adv] hard [to-vb] | 18 |
|
| 2 | [conj] it 's [adv] hard [verb] | 18 |
|
| 3 | [coord] it 's [adv] hard [verb] | 13 |
|
| 4 | and it 's [adv] hard [verb] | 9 |
|
| 5 | and it 's [adv] hard [verb] | 9 |
|
| 6 | [conj] it 's very hard [verb] | 5 |
|
