| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pos pn] [noun pl] [v-ing] back | 6 |
|
| 2 | [pos pn] [noun pl] and [v-ing] back | 10 |
|
| 3 | [pos pn] [noun pl] [coord] [v-ing] back | 10 |
|
| 4 | [pos pn] [noun pl] and [v-ing] back | 10 |
|
| 5 | [pos pn] [noun pl] [conj] [v-ing] back | 10 |
|
| 6 | [pos pn] [noun pl] [prep] [v-ing] back | 10 |
|
| 7 | [pos pn] [noun pl] [prep] [v-ing] back | 10 |
|
| 8 | [pos pn] [noun pl] before [v-ing] back | 5 |
|
| 9 | [pos pn] [noun pl] before [v-ing] back | 5 |
|
| 10 | [pos pn] [noun pl] [v-ing] back [prep] | 16 |
|
| 11 | [pos pn] [noun pl] [v-ing] back [prep] | 16 |
|
| 12 | [pos pn] [noun pl] [v-ing] back to | 6 |
|
| 13 | [pos pn] [noun pl] [v-ing] back to | 6 |
|
