| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] have to be take | 21 |
|
| 2 | [Wh det] have to be taken | 21 |
|
| 3 | which have to be take | 20 |
|
| 4 | [Wh det] have to be take | 9 |
|
| 5 | [Wh det] has to be take | 7 |
|
| 6 | [Wh det] had to be take | 5 |
|
