| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] if [pron] [modal v] [verb] | 746 |
|
| 2 | [vb base] if [pers pn] [modal v] [verb] | 727 |
|
| 3 | [vb base] [conj] they [modal v] [verb] | 329 |
|
| 4 | [verb] if they [modal v] [verb] | 246 |
|
| 5 | [vb base] if they [modal v] [verb] | 61 |
|
