| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] hard for them [verb] | 10 |
|
| 2 | it [is] hard for them [to-vb] | 10 |
|
| 3 | it 's hard for them [verb] | 6 |
|
| 4 | it [is] harder for them [verb] | 6 |
|
