| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] it [is] for | 70 |
|
| 2 | what it [is] for | 65 |
|
| 3 | [Wh det] it is for | 41 |
|
| 4 | [Wh det] it 's for | 29 |
|
