| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] which [modal v] to be | 30 |
|
| 2 | [noun pl] which [vb mod] to be | 30 |
|
| 3 | [noun] which used to be | 29 |
|
| 4 | [noun pl] [pron] used to be | 26 |
|
| 5 | [noun pl] [Wh det] used to be | 10 |
|
| 6 | [noun pl] which used [prep] be | 8 |
|
| 7 | [noun pl] which used to be | 8 |
|
| 8 | [noun pl] which used to be | 8 |
|
| 9 | [noun pl] which used to [be] | 8 |
|
| 10 | [noun pl] which used to be | 8 |
|
| 11 | [noun pl] which used [prep] be | 8 |
|
