| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] been used for [adj] [noun] | 9 |
|
| 2 | not [been] used for [adj] [noun] | 7 |
|
| 3 | [not/n't] [been] used for [adj] [noun sg] | 5 |
|
| 4 | [not/n't] [been] used for [det] [noun] | 5 |
|
