| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [was/were] [v-ing] [prep] | 1128 |
|
| 2 | [was/were] [v-ing] back [prep] | 283 |
|
| 3 | we [was/were] back [prep] | 34 |
|
| 4 | we [was/were] [v-ing] back | 23 |
|
| 5 | we [v-ing] back [prep] | 10 |
|
