| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] if [pron] | 3976 |
|
| 2 | [vb base] [pron] if | 620 |
|
| 3 | if [pron] if | 247 |
|
| 4 | [vb base] if if | 38 |
|
