| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | did everything they [vb mod] [verb] | 5 |
|
| 2 | did [indef pn] they could [verb] | 5 |
|
| 3 | did [indef pn] they [vb mod] [to-vb] | 5 |
|
| 4 | did [indef pn] they [vb mod] [verb] | 5 |
|
