| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not been for a [noun sg] | 10 |
|
| 2 | have not [been] for a [noun sg] | 10 |
|
| 3 | have n't [been] for a [noun sg] | 6 |
|
| 4 | had not [been] for a [noun sg] | 6 |
|
