| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [det] [noun] ' [noun] | 131 |
|
| 2 | [prep] a [det] [noun pl] ' [noun] | 131 |
|
| 3 | [prep] a [det] hours ['s] [noun] | 11 |
|
| 4 | [prep] a [det] hour ' [noun] | 11 |
|
| 5 | [prep] [art] [det] hours ' [noun] | 11 |
|
| 6 | [prep] a [adj] hours ' [noun] | 11 |
|
| 7 | [prep] a [det] hours [unc] [noun] | 11 |
|
| 8 | [prep] a [det] hours ' [noun] | 11 |
|
