| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if there [vb base] be | 12 |
|
| 2 | if there [vb base] been | 12 |
|
| 3 | if there [vb base] [be] | 12 |
|
| 4 | if there [vb base] [been] | 12 |
|
