| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what be [verb] is | 358 |
|
| 2 | what be [vb pp] is | 293 |
|
| 3 | what be required [be] | 52 |
|
| 4 | what be required be | 52 |
|
| 5 | [pron] be required is | 45 |
|
| 6 | what be required [is] | 45 |
|
| 7 | what [be] required is | 45 |
|
| 8 | [Wh det] be required is | 45 |
|
| 9 | what be required is | 45 |
|
| 10 | what be require is | 45 |
|
