| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [num ord] time | 501 |
|
| 2 | [adv prt] a [num ord] | 136 |
|
| 3 | [adv prt] [num ord] time | 52 |
|
| 4 | [adv prt] a time | 7 |
|
