| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] for | 1734 |
|
| 2 | [vb infin] been [v-ing] | 1214 |
|
| 3 | [vb infin] [v-ing] for | 230 |
|
| 4 | [vb infin] been for | 72 |
|
