| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it 's [adj] [prep] they [to-vb] | 20 |
|
| 2 | it 's hard [prep] [pron] [to-vb] | 14 |
|
| 3 | it be hard [prep] they [to-vb] | 11 |
|
| 4 | it [be] hard [prep] they [to-vb] | 11 |
|
| 5 | it [is] hard [prep] they [to-vb] | 10 |
|
| 6 | it 's hard [prep] they [verb] | 6 |
|
| 7 | [pron] 's hard [prep] they [to-vb] | 6 |
|
