| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] for [adj] [noun] | 8 |
|
| 2 | [vb infin] been [v-ing] for [det] [noun] | 6 |
|
| 3 | [vb infin] been [v-ing] for [adj] [noun sg] | 5 |
|
