| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is not [prep] [pron] | 153 |
|
| 2 | is not [prep] [pron] [to-vb] | 52 |
|
| 3 | it is [prep] [pron] [to-vb] | 46 |
|
| 4 | it is not [pron] [to-vb] | 6 |
|
