| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | explain why we | 22 |
|
| 2 | explain how we | 22 |
|
| 3 | explain [Wh adv] we | 15 |
|
| 4 | to explain [Wh adv] we | 13 |
|
| 5 | explains [Wh adv] we | 8 |
|
