| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [Wh det] [pron] need to do is | 9 |
|
| 2 | [adv] [Wh det] [pron] need [to-vb] is | 9 |
|
| 3 | [adv] [Wh det] [pron] need [verb] is | 9 |
|
| 4 | [adv] [Wh det] [pron] need do is | 9 |
|
