| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [pron] be | 3096 |
|
| 2 | [prep] [Wh adv] [pron] be | 1589 |
|
| 3 | [prep] when [pron] be | 336 |
|
| 4 | [prep] when [pron] be | 336 |
|
| 5 | [prep] when [pron] [be] | 336 |
|
