| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had been [adj] | 487 |
|
| 2 | it had been [adj] | 340 |
|
| 3 | it had been [num] | 69 |
|
| 4 | it had been [det] | 52 |
|
| 5 | it had been one | 25 |
|
| 6 | it had been one | 25 |
|
| 7 | it had been possible | 21 |
|
| 8 | it had been possible | 21 |
|
| 9 | it had been [adj -er] | 20 |
|
| 10 | it had been easy | 19 |
|
| 11 | it had been easy | 15 |
|
| 12 | it had been necessary | 13 |
|
| 13 | it had been necessary | 13 |
|
| 14 | it had been impossible | 11 |
|
| 15 | it had been such | 11 |
|
| 16 | it had been impossible | 11 |
|
| 17 | it had been such | 11 |
|
| 18 | it had been clear | 9 |
|
| 19 | it had been some | 9 |
|
| 20 | it had been good | 9 |
|
| 21 | it had been clear | 9 |
|
| 22 | it had been difficult | 9 |
|
| 23 | it had been some | 9 |
|
| 24 | it had been difficult | 9 |
|
| 25 | it had been that | 8 |
|
| 26 | it had been that | 8 |
|
| 27 | it had been three | 8 |
|
| 28 | it had been three | 8 |
|
| 29 | it had been early | 7 |
|
| 30 | it had been hard | 6 |
|
