| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [v-ing] for | 1564 |
|
| 2 | [verb] been [v-ing] a | 915 |
|
| 3 | been [v-ing] for a | 242 |
|
| 4 | [verb] [v-ing] for a | 218 |
|
| 5 | [verb] been for a | 62 |
|
