| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] is needed be [noun] | 12 |
|
| 2 | what [is] needed be [noun] | 12 |
|
| 3 | [Wh det] [is] needed is [noun] | 11 |
|
| 4 | [Wh det] [is] needed be [noun sg] | 9 |
|
