| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how could [noun] | 100 |
|
| 2 | how [modal v] people | 33 |
|
| 3 | [adv] could people | 8 |
|
| 4 | how could people | 7 |
|
| 5 | how could [n mass] | 7 |
|
