| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by which [pron] [verb] | 356 |
|
| 2 | method by which [pron] | 14 |
|
| 3 | method which [pron] [verb] | 12 |
|
| 4 | method by which [verb] | 5 |
|
| 5 | method by [pron] [verb] | 5 |
|
