| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [pron] used to [be] | 26 |
|
| 2 | [noun] they used to [be] | 18 |
|
| 3 | [noun pl] they [vb mod] to [be] | 9 |
|
| 4 | [noun pl] they [modal v] to [be] | 9 |
|
| 5 | [noun pl] they used to [be] | 6 |
|
| 6 | [noun pl] they used [prep] [be] | 6 |
|
| 7 | [noun pl] they used to [be] | 6 |
|
