| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] he had been [verb] for | 12 |
|
| 2 | [Wh det] he [vb past] been [v-ing] for | 12 |
|
| 3 | what he [vb past] been [verb] for | 8 |
|
| 4 | which he [vb past] been [verb] for | 8 |
|
