| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how long do [pers pn] [verb] | 210 |
|
| 2 | how long do [pers pn] [vb infin] | 210 |
|
| 3 | how [adv] do [pers pn] go | 21 |
|
| 4 | [adv] long do [pers pn] go | 6 |
|
| 5 | how long [verb] [pers pn] go | 6 |
|
| 6 | how long do [pron] go | 6 |
|
| 7 | how long do [pers pn] go | 6 |
|
