| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [prep] [pers pn] | 221 |
|
| 2 | is [prep] [pers pn] [to-vb] | 145 |
|
| 3 | it [prep] [pers pn] [to-vb] | 116 |
|
| 4 | it is [prep] [to-vb] | 28 |
|
