| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and have been [vb pp] for | 42 |
|
| 2 | and has been [verb] for | 30 |
|
| 3 | and have been [v-ing] for | 19 |
|
| 4 | and had been [verb] for | 18 |
|
| 5 | and have been [verb] for | 10 |
|
