| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [prep] a [adj] | 16 |
|
| 2 | it have been [prep] a [adj] | 16 |
|
| 3 | it have been [prep] a [adj] | 14 |
|
| 4 | it had been [prep] a [adj] | 10 |
|
| 5 | it have been for a [adj] | 6 |
|
| 6 | it have been [prep] a long | 6 |
|
| 7 | it have been [prep] a long | 6 |
|
| 8 | it have been for a [adj] | 6 |
|
