| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] been one [noun sg] | 10 |
|
| 2 | has [not/n't] been [num] [noun sg] | 5 |
|
| 3 | has [adv] been [num] [noun sg] | 5 |
|
| 4 | has not been [num] [noun sg] | 5 |
|
