| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if it [be] [adj] | 1949 |
|
| 2 | it [vb past] [be] [adj] | 535 |
|
| 3 | if it [vb past] [be] | 428 |
|
| 4 | if it [vb past] [adj] | 113 |
|
