| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] for [det] | 198 |
|
| 2 | they have been [v-ing] for | 85 |
|
| 3 | they have been [v-ing] [det] | 46 |
|
| 4 | they have been for [det] | 9 |
|
