| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] been seen for [adj] | 12 |
|
| 2 | not been seen for [adj] | 12 |
|
| 3 | not been seen for [adj] | 9 |
|
| 4 | [adv] been seen for [num] | 9 |
|
