| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who had been [v-ing] | 470 |
|
| 2 | who had be watching | 32 |
|
| 3 | who had be sitting | 20 |
|
| 4 | who had be working | 16 |
|
| 5 | who had be waiting | 13 |
|
| 6 | who had be living | 12 |
|
| 7 | who had be standing | 11 |
|
| 8 | who had be looking | 10 |
|
| 9 | who had be drinking | 9 |
|
| 10 | who had be missing | 9 |
|
| 11 | who had be acting | 7 |
|
| 12 | who had be taking | 7 |
|
| 13 | who had be playing | 7 |
|
| 14 | who had be having | 6 |
|
| 15 | who had be going | 6 |
|
| 16 | who had be visiting | 6 |
|
| 17 | who had be trying | 6 |
|
| 18 | who had be reading | 6 |
|
| 19 | who had be talking | 6 |
|
| 20 | who had be doing | 6 |
|
| 21 | who had be listening | 5 |
|
| 22 | who had be receiving | 5 |
|
| 23 | who had be running | 5 |
|
| 24 | who had be staying | 5 |
|
| 25 | who had be lying | 5 |
|
| 26 | who had be following | 5 |
|
