| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] [Wh det] [pers pn] could | 5 |
|
| 2 | [vb past] [adv] what [pron] could | 5 |
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[vb past] [adv] [Wh det] [pron] could Next page
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