| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pos pn] [noun pl] [v-ing] | 3741 |
|
| 2 | [pos pn] [noun pl] back | 433 |
|
| 3 | [noun pl] [v-ing] back | 288 |
|
| 4 | [pos pn] [v-ing] back | 13 |
|
