| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [verb] | 79141 |
|
| 2 | if [pron] [vb past] | 25500 |
|
| 3 | [conj] [pron] happened | 893 |
|
| 4 | [subord] [pron] happened | 539 |
|
| 5 | if [pron] happen | 327 |
|
| 6 | if [pron] happened | 120 |
|
