| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they used to [be] | 208 |
|
| 2 | they used to be | 208 |
|
| 3 | they used to [be] | 208 |
|
| 4 | they used to be | 208 |
|
| 5 | they used to [be] | 206 |
|
