| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have [adv] been a [adj] | 43 |
|
| 2 | it had [adv] been a [adj] | 18 |
|
| 3 | it has [adv] been a [adj] | 15 |
|
| 4 | it 's [adv] been a [adj] | 12 |
|
| 5 | it have always been a [adj] | 11 |
|
| 6 | it have just been a [adj] | 7 |
|
| 7 | it have all been a [adj] | 5 |
|
| 8 | it have indeed been a [adj] | 5 |
|
| 9 | it have never been a [adj] | 5 |
|
