| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it has [adv] been a [adj] | 25 |
|
| 2 | it has [adv] been a [adj] | 25 |
|
| 3 | it has [adv] been a [adj] | 15 |
|
| 4 | it has not been a [adj] | 10 |
|
| 5 | it has [not/n't] been a [adj] | 10 |
|
| 6 | it has n't been a [adj] | 6 |
|
| 7 | it has always been a [adj] | 5 |
|
| 8 | it has always been a [adj] | 5 |
|
