| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] a [det] [noun] | 2802 |
|
| 2 | [conj] a [det] [noun pl] | 2246 |
|
| 3 | [conj] a [det] hour | 310 |
|
| 4 | [conj] [art] [det] hours | 292 |
|
| 5 | [conj] a [adj] hours | 290 |
|
