| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] not [pron] [to-vb] | 20 |
|
| 2 | it [be] not [pron] policy | 9 |
|
| 3 | it [be] [pron] policy [to-vb] | 7 |
|
| 4 | [be] not [pron] policy [to-vb] | 6 |
|
