| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | did [pron] [verb] [prep] [pers pn] | 321 |
|
| 2 | how did [pron] [verb] [pers pn] | 269 |
|
| 3 | how did [pron] [verb] [prep] | 200 |
|
| 4 | how [pron] [verb] [prep] [pers pn] | 192 |
|
