| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb -s] [noun pl] [vb mod] [vb infin] | 7 |
|
| 2 | what [vb -s] [noun pl] [vb mod] [vb infin] | 5 |
|
| 3 | [Wh det] [vb -s] [noun pl] should [vb infin] | 5 |
|
