| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] than a [noun sg] | 120 |
|
| 2 | [verb] [adv] once a [noun sg] | 82 |
|
| 3 | [adv] than once a [noun sg] | 29 |
|
| 4 | [verb] [adv] than once a | 8 |
|
