| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] what [is] | 297 |
|
| 2 | need [to-vb] [pron] [is] | 39 |
|
| 3 | need [to-vb] what [be] | 33 |
|
| 4 | need [verb] what [is] | 26 |
|
| 5 | need [to-vb] [Wh det] [is] | 26 |
|
| 6 | need [to-vb] what [is] | 26 |
|
