| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [vb base] [prep] a | 461 |
|
| 2 | [adv] if [pron] [vb base] [prep] | 440 |
|
| 3 | [adv] if [pron] [vb base] a | 282 |
|
| 4 | [adv] [pron] [vb base] [prep] a | 148 |
|
