| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | before do [adv] | 47 |
|
| 2 | before do [adv] | 47 |
|
| 3 | before doing [adv] | 47 |
|
| 4 | before do so | 46 |
|
| 5 | before do so | 46 |
|
