| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] but [det] time | 29 |
|
| 2 | once [coord] [det] time | 11 |
|
| 3 | once [conj] [det] time | 11 |
|
| 4 | once but [adj] time | 11 |
|
| 5 | once but [det] [noun] | 10 |
|
| 6 | once but [det] time | 10 |
|
