| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what is [verb] be | 316 |
|
| 2 | what [be] need be | 153 |
|
| 3 | what be need be | 153 |
|
| 4 | what [is] need be | 104 |
|
| 5 | [Wh det] is need be | 96 |
|
| 6 | [pron] is need be | 96 |
|
| 7 | what is need be | 96 |
|
| 8 | what is need [be] | 96 |
|
