| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] how long | 11 |
|
| 2 | [noun] [prep] how long | 9 |
|
| 3 | [conj] [prep] how long | 8 |
|
| 4 | [noun sg] [prep] how long | 6 |
|
| 5 | [coord] [prep] how long | 5 |
|
| 6 | [prep] [v-ing] how long | 6 |
|
| 7 | [prep] [verb] how long | 6 |
|
| 8 | [prep] how long [noun] | 13 |
|
| 9 | [prep] how long [pron] | 12 |
|
| 10 | [prep] how long [pers pn] | 12 |
|
| 11 | [prep] how long and | 6 |
|
| 12 | [prep] how long [conj] | 6 |
|
| 13 | [prep] how long [coord] | 6 |
|
| 14 | [prep] how long [noun pl] | 6 |
|
| 15 | [prep] how long and | 6 |
|
