| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [vb pp] on [adj] [noun] | 98 |
|
| 2 | had been [verb] on [adj] [noun] | 46 |
|
| 3 | had been [verb] on [adj] [noun sg] | 43 |
|
| 4 | had been [verb] on [adj] [noun pl] | 39 |
|
| 5 | had been [verb] on [num] [noun] | 34 |
|
| 6 | had been [verb] on [det] [noun] | 26 |
|
| 7 | had been [verb] on [adj] [noun prp] | 24 |
|
| 8 | had been [v-ing] on [adj] [noun] | 11 |
|
| 9 | had been [verb] on [adj] occasion | 8 |
|
| 10 | had been [verb] on one [noun] | 6 |
|
| 11 | had been base on [adj] [noun] | 6 |
|
| 12 | had been [verb] on one [noun] | 6 |
|
| 13 | had been based on [adj] [noun] | 6 |
|
| 14 | had been [verb] on [adj] occasions | 6 |
|
| 15 | had been [verb] on all [noun] | 5 |
|
| 16 | had been working on [adj] [noun] | 5 |
|
| 17 | had been [verb] on several [noun] | 5 |
|
| 18 | had been [verb] on [adj] side | 5 |
|
| 19 | had been work on [adj] [noun] | 5 |
|
| 20 | had been [verb] on all [noun] | 5 |
|
| 21 | had been [verb] on this [noun] | 5 |
|
| 22 | had been [verb] on several [noun] | 5 |
|
| 23 | had been [verb] on this [noun] | 5 |
|
