| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [adv] been [prep] | 921 |
|
| 2 | had [adv] been [prep] | 509 |
|
| 3 | have both been [prep] | 14 |
|
| 4 | [verb] both been [prep] | 14 |
|
| 5 | had both [be] [prep] | 6 |
|
| 6 | had both be [prep] | 6 |
|
| 7 | had both [been] [prep] | 6 |
|
| 8 | had both been [prep] | 6 |
|
| 9 | [vb past] both been [prep] | 6 |
|
| 10 | had both been [prep] | 6 |
|
