| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] very [adj] [verb] | 753 |
|
| 2 | it [is] [adv] hard [verb] | 302 |
|
| 3 | it [be] very hard [verb] | 83 |
|
| 4 | [pron] [is] very hard [verb] | 80 |
|
