| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if they [modal v] [adv] [verb] [prep] | 9 |
|
| 2 | if they [modal v] [adv] [vb infin] [prep] | 9 |
|
| 3 | if they [vb mod] [adv] [verb] [prep] | 9 |
|
