| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | than once [art] [adj] | 12 |
|
| 2 | than once [art] [adj] | 12 |
|
| 3 | than once [art] [adj] | 12 |
|
| 4 | than once every [adj] | 9 |
|
| 5 | than once every [adj] | 9 |
|
| 6 | than once [art] [num] | 8 |
|
