| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [pron] [verb] [adj] [noun] | 172 |
|
| 2 | should [pron] [verb] [adj] [noun] | 115 |
|
| 3 | why should [pron] [verb] [adj] | 106 |
|
| 4 | why should [pron] [verb] [noun] | 44 |
|
