| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | did they [vb infin] of | 17 |
|
| 2 | [vb past] they [vb infin] of | 17 |
|
| 3 | [vb past] they think of | 8 |
|
| 4 | [vb past] they know of | 5 |
|
