| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [prep] [Wh det] used to [be] | 21 |
|
| 2 | [noun pl] [prep] [Wh det] used to [be] | 21 |
|
| 3 | [noun pl] of [Wh det] used to [be] | 11 |
|
| 4 | [noun pl] of [Wh det] used to [be] | 11 |
|
| 5 | [noun pl] in [Wh det] used to [be] | 5 |
|
| 6 | [noun pl] in [Wh det] used to [be] | 5 |
|
