| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [verb] to | 2380 |
|
| 2 | if [pron] [vb past] to | 759 |
|
| 3 | [conj] [pron] happened to | 182 |
|
| 4 | if [pron] happen to | 143 |
|
| 5 | if [pron] happened [prep] | 68 |
|
