| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] if it [be] [verb] | 99 |
|
| 2 | [vb infin] [prep] if [pron] [be] [verb] | 68 |
|
| 3 | [vb infin] [prep] [conj] it [be] [verb] | 9 |
|
