| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if it [is] [vb pp] [adv] | 100 |
|
| 2 | [vb pp] if it [is] [vb pp] | 52 |
|
| 3 | [vb pp] if it [is] [adv] | 16 |
|
| 4 | [vb pp] it [is] [vb pp] [adv] | 6 |
|
