| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by [v-ing] [pron] | 6247 |
|
| 2 | [v-ing] [pron] [modal v] | 2811 |
|
| 3 | by [pron] [modal v] | 122 |
|
| 4 | by [v-ing] [modal v] | 7 |
|
