| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used to [be] [noun sg] | 73 |
|
| 2 | used [prep] be [noun sg] | 73 |
|
| 3 | used [prep] [be] sort | 7 |
|
| 4 | used [prep] [be] part | 7 |
|
