| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [not/n't] been seen [prep] | 27 |
|
| 2 | has not been seen [prep] | 26 |
|
| 3 | has [not/n't] been seen in | 9 |
|
| 4 | has [not/n't] been seen in | 9 |
|
| 5 | has [not/n't] been seen since | 5 |
|
| 6 | has [not/n't] been seen since | 5 |
|
| 7 | has [not/n't] been seen for | 5 |
|
| 8 | has [not/n't] been seen for | 5 |
|
