| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] hard [prep] them [verb] | 5 |
|
| 2 | [pers pn] [be] hard [prep] them [verb] | 5 |
|
| 3 | [pron] be hard [prep] them [verb] | 5 |
|
| 4 | it [be] hard [prep] them [verb] | 5 |
|
| 5 | [pron] [be] hard for them [verb] | 5 |
|
| 6 | [pron] [be] hard [prep] them [to-vb] | 5 |
|
