| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who do [not/n't] need [verb] | 12 |
|
| 2 | [Wh pn] do [not/n't] need [verb] | 12 |
|
| 3 | [Wh pn] do [not/n't] need [to-vb] | 10 |
|
| 4 | [Wh pn] do not need [verb] | 8 |
|
| 5 | [Wh pn] does [not/n't] need [verb] | 7 |
|
