| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun prp] have been [v-ing] | 672 |
|
| 2 | [verb] [noun] [noun prp] have been | 96 |
|
| 3 | [verb] [noun] have been [v-ing] | 86 |
|
| 4 | [verb] [noun prp] have been [v-ing] | 37 |
|
