| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had not been [v-ing] [prep] [adj] | 12 |
|
| 2 | had not been [v-ing] [prep] [det] | 8 |
|
| 3 | had n't been [v-ing] [prep] [adj] | 6 |
|
| 4 | had not been [v-ing] [prep] [adj] | 6 |
|
