| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to explain how [art] [adj] | 10 |
|
| 2 | to explain how [art] [adj] | 10 |
|
| 3 | to explain how the [adj] | 7 |
|
| 4 | to explain how the [adj] | 7 |
|
