| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] hour before [be] | 15 |
|
| 2 | [num] hour before [be] | 13 |
|
| 3 | [art] hour before [be] | 7 |
|
| 4 | [art] hour before [be] | 7 |
|
| 5 | an hour before [be] | 7 |
|
| 6 | a hour before [be] | 7 |
|
| 7 | hour before [be] [vb pp] | 24 |
|
| 8 | hour before [be] [verb] | 24 |
|
