| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] [modal v] [adv] [vb infin] | 2119 |
|
| 2 | [verb] they [modal v] [adv] [vb infin] | 780 |
|
| 3 | [vb past] they [modal v] [adv] [verb] | 223 |
|
