| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] back [art] | 12 |
|
| 2 | was [verb] back a | 10 |
|
| 3 | was [verb] back the | 9 |
|
| 4 | was [vb pp] back [art] | 5 |
|
