| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [no cls] there used to [be] [art] | 7 |
|
| 2 | [no cls] [pron] used to [be] a | 7 |
|
| 3 | [no cls] there [modal v] to [be] a | 6 |
|
| 4 | [no cls] there [vb mod] to [be] a | 6 |
|
| 5 | [unc] there used to [be] a | 6 |
|
| 6 | [no cls] there used to [be] a | 6 |
|
| 7 | [no cls] there used [prep] [be] a | 6 |
|
