| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] i be [v-ing] back | 12 |
|
| 2 | [verb] i [be] [v-ing] back | 12 |
|
| 3 | [verb] i was [v-ing] back | 6 |
|
| 4 | [verb] i [am/are] [v-ing] back | 6 |
|
| 5 | [verb] i [was/were] [v-ing] back | 6 |
|
| 6 | [verb] i 'm [v-ing] back | 5 |
|
