| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by [v-ing] [prep] [art] | 2308 |
|
| 2 | [v-ing] [indef pn] [prep] [art] | 648 |
|
| 3 | by [indef pn] [prep] [art] | 133 |
|
| 4 | by [v-ing] [indef pn] [prep] | 64 |
|
