| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] not [adv] | 211 |
|
| 2 | which [modal v] not [adv] | 211 |
|
| 3 | [pron] need not [adv] | 47 |
|
| 4 | which need [adv] [adv] | 5 |
|
| 5 | which need not [adv] | 5 |
|
| 6 | which need [not/n't] [adv] | 5 |
|
| 7 | which need not [adv] | 5 |
|
| 8 | [Wh det] need not [adv] | 5 |
|
| 9 | which need not [adv] | 5 |
|
