| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [verb] | 79141 |
|
| 2 | if [pron] [vb past] | 25500 |
|
| 3 | [conj] [pron] did | 20715 |
|
| 4 | if [pron] do | 10540 |
|
