| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] have [not/n't] been [adv] successful | 5 |
|
| 2 | [noun pl] have [not/n't] [be] [adv] successful | 5 |
|
| 3 | [noun pl] have [not/n't] [been] [adv] successful | 5 |
|
| 4 | [noun pl] have [not/n't] be [adv] successful | 5 |
|
