| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [vb infin] [adv] | 945 |
|
| 2 | [adv prt] [conj] [vb infin] [adv] | 585 |
|
| 3 | back [conj] [verb] [adv] | 264 |
|
| 4 | back [conj] [vb infin] [adv] | 68 |
|
