| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] [verb] [adv] [prep] a | 6 |
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| 2 | [Wh det] [vb past] [verb] [adv] [prep] a | 6 |
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[Wh det] [vb past] [verb] [adv] [prep] a Next page
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