| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] they [vb mod] to be | 9 |
|
| 2 | [noun pl] they [modal v] to be | 9 |
|
| 3 | [noun pl] they used to be | 6 |
|
| 4 | [noun pl] they used to be | 6 |
|
