| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] be [v-ing] [pron] back | 5 |
|
| 2 | [noun] [modal v] be [v-ing] [pron] back | 5 |
|
| 3 | [noun] [vb mod] [be] [v-ing] [pron] back | 5 |
|
| 4 | [noun] [modal v] [be] [v-ing] [pron] back | 5 |
|
