| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] [Wh adv] an [adj] [noun sg] | 15 |
|
| 2 | [num] when an [adj] [noun sg] | 13 |
|
| 3 | [num] when an [adj] [noun sg] | 13 |
|
| 4 | [num] [adv] an [adj] [noun sg] | 9 |
|
