| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] i [verb] been back | 5 |
|
| 2 | i [modal v] [verb] been back | 5 |
|
| 3 | i [vb mod] [verb] been back | 5 |
|
| 4 | i [verb] [adv] been back | 19 |
|
| 5 | i [verb] [adv] been back | 11 |
|
| 6 | i [verb] not been back | 8 |
|
| 7 | i [verb] [not/n't] been back | 8 |
|
| 8 | i [verb] n't been back | 7 |
|
| 9 | i [verb] been [verb] back | 9 |
|
| 10 | i [verb] been [v-ing] back | 6 |
|
| 11 | i [verb] been back [prep] | 9 |
|
| 12 | i [verb] been back [prep] | 9 |
|
