| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] to [be] | 716 |
|
| 2 | [is] [adv] to [be] | 513 |
|
| 3 | it [is] [adv] to | 137 |
|
| 4 | it [adv] to [be] | 32 |
|
