| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [vb pp] on the | 260 |
|
| 2 | had been [vb pp] on a | 79 |
|
| 3 | had been made on [art] | 21 |
|
| 4 | had been placed on [art] | 20 |
|
| 5 | had been built on [art] | 16 |
|
| 6 | had been left on [art] | 13 |
|
| 7 | had been [vb pp] on an | 12 |
|
| 8 | had been reached on [art] | 10 |
|
| 9 | had been put on [art] | 9 |
|
| 10 | had been found on [art] | 9 |
|
| 11 | had been based on [art] | 8 |
|
| 12 | had been spent on [art] | 7 |
|
| 13 | had been employed on [art] | 5 |
|
