| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | na [vb infin] to be | 30 |
|
| 2 | na [verb] to be | 30 |
|
| 3 | [to] have to be | 29 |
|
| 4 | na have to [be] | 29 |
|
| 5 | [prep] have to be | 29 |
|
| 6 | na have [prep] be | 29 |
|
| 7 | na have to be | 29 |
|
| 8 | na have to be | 29 |
|
| 9 | na have to be | 29 |
|
| 10 | na have to [be] | 29 |
|
