| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] [prep] a [adj] | 1387 |
|
| 2 | by [v-ing] [prep] [art] [adj] | 656 |
|
| 3 | by [v-ing] [prep] [art] [adj] | 656 |
|
| 4 | by [v-ing] [prep] a [adj] | 261 |
|
| 5 | by [verb] [prep] a [adj] | 224 |
|
