| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] have to be | 20 |
|
| 2 | [prep] [pers pn] have to be | 14 |
|
| 3 | of [pron] have to be | 12 |
|
| 4 | of [pron] have to be | 12 |
|
| 5 | [prep] they have to be | 6 |
|
| 6 | [prep] you have to be | 6 |
|
| 7 | [prep] them have to be | 6 |
|
| 8 | [prep] you have to be | 6 |
|
| 9 | [prep] which have to be | 5 |
|
| 10 | [prep] [Wh det] have to be | 5 |
|
| 11 | [prep] which have to be | 5 |
|
