| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that it have been [adj] | 62 |
|
| 2 | [that] it have been [adj] | 62 |
|
| 3 | [that] it have been [adj] | 59 |
|
| 4 | [that] it had been [adj] | 30 |
|
| 5 | [that] it has been [adj] | 29 |
|
| 6 | [that] it have been difficult | 6 |
|
| 7 | [that] it have been difficult | 6 |
|
| 8 | [that] it have been necessary | 5 |
|
| 9 | [that] it have been possible | 5 |
|
| 10 | [that] it have been possible | 5 |
|
| 11 | [that] it have been necessary | 5 |
|
