| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and if they [vb base] | 314 |
|
| 2 | [vb base] if they [vb base] | 135 |
|
| 3 | [vb base] and they [vb base] | 79 |
|
| 4 | [vb base] and if they | 11 |
|
