| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] if [pron] | 825 |
|
| 2 | [vb pp] if [pron] [vb -s] | 134 |
|
| 3 | be [vb pp] [pron] [vb -s] | 90 |
|
| 4 | be if [pron] [vb -s] | 10 |
|
