| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] 're for | 12 |
|
| 2 | [Wh det] [pers pn] 're for | 12 |
|
| 3 | [Wh det] they 're for | 10 |
|
| 4 | [Wh det] they 're for | 10 |
|
