| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had [vb pp] [to-vb] | 187 |
|
| 2 | it had [vb pp] [v-ing] | 42 |
|
| 3 | it had begun [verb] | 32 |
|
| 4 | it had failed [verb] | 28 |
|
| 5 | it had [vb pp] rain | 27 |
|
| 6 | it had started [verb] | 21 |
|
| 7 | it had [vb pp] to rain | 17 |
|
| 8 | it had stopped [verb] | 16 |
|
| 9 | it had agreed [verb] | 15 |
|
| 10 | it had [vb pp] [vb pp] | 13 |
|
| 11 | it had decided [verb] | 12 |
|
| 12 | it had become [verb] | 11 |
|
| 13 | it had taken [verb] | 10 |
|
| 14 | it had [vb pp] raining | 10 |
|
| 15 | it had come [verb] | 8 |
|
| 16 | it had [vb pp] [vb past] | 8 |
|
| 17 | it had ceased [verb] | 7 |
|
| 18 | it had [vb pp] snow | 7 |
|
| 19 | it had helped [verb] | 6 |
|
| 20 | it had [vb pp] to snow | 6 |
|
| 21 | it had managed [verb] | 6 |
|
| 22 | it had [vb pp] have | 6 |
|
| 23 | it had continued [verb] | 5 |
|
| 24 | it had meant [verb] | 5 |
|
| 25 | it had [vb pp] to have | 5 |
|
