| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [v-ing] for [noun] | 14 |
|
| 2 | [vb mod] have been [v-ing] for [noun] | 14 |
|
| 3 | [vb mod] [vb infin] been [v-ing] for [noun] | 14 |
|
| 4 | [vb mod] [verb] been [v-ing] for [noun pl] | 8 |
|
