| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | only [verb] [subord] | 782 |
|
| 2 | only [vb infin] [subord] | 246 |
|
| 3 | [adv] happen [subord] | 76 |
|
| 4 | only happen [subord] | 32 |
|
| 5 | only happen [conj] | 18 |
|
