| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how long [be] [pers pn] [prep] | 16 |
|
| 2 | how long be [pron] [prep] | 16 |
|
| 3 | how long [be] [pron] [prep] | 16 |
|
| 4 | how long [was/were] [pron] [prep] | 10 |
|
| 5 | how long [be] you [prep] | 7 |
|
| 6 | how long [be] you [prep] | 7 |
|
| 7 | how long were [pron] [prep] | 6 |
|
| 8 | how long [be] [pron] in | 6 |
|
