| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] [pron] [vb infin] [adv] | 43 |
|
| 2 | by [v-ing] [pron] [verb] [adv] | 42 |
|
| 3 | by [v-ing] [pron] [vb infin] [adv] | 16 |
|
| 4 | by [verb] [pron] [vb infin] [adv] | 12 |
|
