| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] be [verb] be | 625 |
|
| 2 | [pron] be need be | 155 |
|
| 3 | [Wh det] be need [be] | 155 |
|
| 4 | [Wh det] [be] need be | 155 |
|
