| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] they keep | 7 |
|
| 2 | [Wh adv] [vb past] they keep | 7 |
|
| 3 | how [vb past] they keep | 5 |
|
| 4 | how [vb past] they keep | 5 |
|
| 5 | [vb past] they keep [pron] | 5 |
|
