| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] once [art] [noun sg] | 38 |
|
| 2 | [adv] [verb] once [art] [noun sg] | 36 |
|
| 3 | [adv] [verb] once a [noun sg] | 31 |
|
| 4 | [adv] [verb] once a [noun sg] | 31 |
|
| 5 | only [verb] once [art] [noun sg] | 21 |
|
| 6 | only [verb] once [art] [noun sg] | 21 |
|
| 7 | [adv] [vb pp] once [art] [noun sg] | 17 |
|
| 8 | [adv] [verb] once [art] year | 10 |
|
| 9 | [adv] [verb] once [art] week | 7 |
|
| 10 | [adv] [verb] once the [noun sg] | 7 |
|
| 11 | [adv] [verb] once the [noun sg] | 7 |
|
| 12 | [adv] [vb infin] once [art] [noun sg] | 6 |
|
| 13 | [adv] [vb -s] once [art] [noun sg] | 5 |
|
| 14 | [adv] [vb base] once [art] [noun sg] | 5 |
|
| 15 | [adv] [verb] once [art] month | 5 |
|
| 16 | [adv] come once [art] [noun sg] | 5 |
|
