| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] [conj] | 4309 |
|
| 2 | it [be] [not/n't] [conj] | 1155 |
|
| 3 | it [be] not [conj] | 1154 |
|
| 4 | [pron] [be] not [conj] | 959 |
|
| 5 | [pers pn] [be] not [conj] | 932 |
|
| 6 | it [be] not [conj] | 819 |
|
