| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [v-ing] [pron] | 9515 |
|
| 2 | [v-ing] [pron] back | 744 |
|
| 3 | of [v-ing] back | 243 |
|
| 4 | of [pron] back | 47 |
|
