| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] [been] enough | 11 |
|
| 2 | has [not/n't] [been] enough | 9 |
|
| 3 | has not [been] enough | 9 |
|
| 4 | has not [been] enough | 7 |
|
