| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adj] [verb] [conj] | 385 |
|
| 2 | [conj] it be hard [verb] [conj] | 41 |
|
| 3 | [conj] it [be] hard [verb] [conj] | 41 |
|
| 4 | [conj] it [is] hard [verb] [conj] | 30 |
|
| 5 | [conj] [pers pn] is hard [verb] [conj] | 21 |
|
| 6 | [conj] it is hard [verb] [conj] | 21 |
|
| 7 | [conj] [pron] is hard [verb] [conj] | 21 |
|
