| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [conj] it is | 807 |
|
| 2 | [vb infin] if it [be] | 325 |
|
| 3 | [vb infin] if it be | 325 |
|
| 4 | [verb] if it is | 306 |
|
| 5 | [vb infin] if it [is] | 204 |
|
| 6 | [vb infin] if [pron] is | 142 |
|
