| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] to see why | 163 |
|
| 2 | [adj] see why | 163 |
|
| 3 | easy see why | 74 |
|
| 4 | difficult see why | 42 |
|
| 5 | hard see why | 41 |
|
