| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who had [adv] been [v-ing] | 42 |
|
| 2 | who had [adv] be [v-ing] | 42 |
|
| 3 | who had [adv] [been] [v-ing] | 42 |
|
| 4 | who had [adv] [be] [v-ing] | 38 |
|
| 5 | who had also [be] [v-ing] | 7 |
|
| 6 | who had also [be] [v-ing] | 7 |
|
