| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] have [to-vb] at a | 9 |
|
| 2 | only have [to-vb] at a | 6 |
|
| 3 | [adv] have to look at a | 6 |
|
| 4 | [adv] have [to-vb] at a | 5 |
|
