| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [not/n't] [adv] been | 508 |
|
| 2 | has [adv] been find | 109 |
|
| 3 | has [not/n't] been find | 21 |
|
| 4 | [not/n't] [adv] been find | 15 |
|
| 5 | has [not/n't] [adv] find | 14 |
|
