| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he have been at | 84 |
|
| 2 | he had been at | 51 |
|
| 3 | he has been at | 12 |
|
| 4 | he 'd been at | 11 |
|
| 5 | he 's been at | 10 |
|
