| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who had not been [verb] | 56 |
|
| 2 | who had [adv] been treat | 12 |
|
| 3 | who [verb] not been treat | 11 |
|
| 4 | who have not been treat | 11 |
|
| 5 | [pron] had not been treat | 10 |
|
| 6 | who [vb past] not been treat | 9 |
|
| 7 | who had not been treat | 9 |
|
| 8 | who had not [been] treat | 9 |
|
| 9 | who had not been treat | 9 |
|
| 10 | who had not be treat | 9 |
|
| 11 | [Wh pn] had not been treat | 9 |
|
| 12 | who had not [be] treat | 9 |
|
| 13 | who had [not/n't] been treat | 9 |
|
