| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is | 37027 |
|
| 2 | [subord] it is | 16460 |
|
| 3 | unless [pron] is | 675 |
|
| 4 | unless it be | 584 |
|
| 5 | unless it [be] | 584 |
|
| 6 | unless it [is] | 412 |
|
| 7 | unless it is | 299 |
|
