| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [det] [noun] | 371 |
|
| 2 | have been [v-ing] at [noun] | 94 |
|
| 3 | have been at [det] [noun] | 41 |
|
| 4 | have been [v-ing] at [det] | 31 |
|
| 5 | been [v-ing] at [det] [noun] | 13 |
|
