| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] if it [is] [vb pp] | 130 |
|
| 2 | only [conj] it [is] [vb pp] | 51 |
|
| 3 | only if it [be] [vb pp] | 32 |
|
| 4 | only if it [is] [verb] | 27 |
|
| 5 | only if [pron] [is] [vb pp] | 26 |
|
