| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | only do they [vb infin] | 82 |
|
| 2 | only do they [vb infin] | 81 |
|
| 3 | only do they [vb infin] | 51 |
|
| 4 | only did they [vb infin] | 30 |
|
| 5 | only do they have | 12 |
|
