| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [indef pn] used to be | 9 |
|
| 2 | [indef pn] used to be | 9 |
|
| 3 | [indef pn] used to [be] | 9 |
|
| 4 | [indef pn] used to [be] | 9 |
|
| 5 | [indef pn] used to [be] | 9 |
|
| 6 | one used to [be] | 5 |
|
