| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he had been [v-ing] for | 74 |
|
| 2 | he had be [v-ing] for | 74 |
|
| 3 | he had be waiting for | 13 |
|
| 4 | he had be looking for | 8 |
|
| 5 | he had be working for | 6 |
|
| 6 | he had be searching for | 5 |
|
