| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [adv] [v-ing] [pron] [adv] | 211 |
|
| 2 | [pron] [be] [adv] [v-ing] [pron] back | 21 |
|
| 3 | [pron] [be] [adv] [verb] [pron] back | 15 |
|
