| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adj] to do | 218 |
|
| 2 | it [is] safe [verb] | 135 |
|
| 3 | it [is] safe [to-vb] | 135 |
|
| 4 | it [be] safe to do | 15 |
|
| 5 | [pron] [is] safe to do | 10 |
|
| 6 | it [is] safe do | 9 |
|
