| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [verb] at | 971 |
|
| 2 | if it [verb] [prep] | 637 |
|
| 3 | [conj] it [verb] at | 316 |
|
| 4 | [subord] it [verb] at | 206 |
|
| 5 | if it [verb] at | 35 |
|
