| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he have been working | 100 |
|
| 2 | he had been working | 50 |
|
| 3 | he 's been working | 21 |
|
| 4 | he has been working | 16 |
|
| 5 | he 'd been working | 13 |
|
