| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [that] | 492 |
|
| 2 | [prep] [adv] [that] | 488 |
|
| 3 | [prep] once [conj] | 400 |
|
| 4 | [prep] once [that] | 128 |
|
| 5 | [prep] once [that] | 128 |
|
