| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] for | 1564 |
|
| 2 | have been [v-ing] [det] | 762 |
|
| 3 | been [v-ing] for [det] | 217 |
|
| 4 | have been for [det] | 93 |
|
