| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] used to be some | 8 |
|
| 2 | [ex0] used to be some | 8 |
|
| 3 | there used to be some | 8 |
|
| 4 | there used to be some | 8 |
|
| 5 | used to be some [noun] | 7 |
|
