| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] [det] | 476 |
|
| 2 | have been [v-ing] [prep] [pos pn] | 358 |
|
| 3 | have been [v-ing] [pos pn] [det] | 31 |
|
| 4 | have been [prep] [pos pn] [det] | 29 |
|
| 5 | been [v-ing] [prep] [pos pn] [det] | 19 |
|
