| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they used to [be] | 73 |
|
| 2 | [adv] [conj] they used to | 23 |
|
| 3 | [adv] they used to [be] | 16 |
|
| 4 | [adv] [conj] used to [be] | 9 |
|
