| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used to [be] [adj] [prep] | 70 |
|
| 2 | [noun prp] to [be] [adj] [prep] | 59 |
|
| 3 | [noun prp] used to [be] [adj] | 16 |
|
| 4 | [noun prp] used to [be] [prep] | 11 |
|
