| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [be] [verb] [to-vb] been a | 5 |
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| 2 | [Wh det] [be] [vb pp] [to-vb] been a | 5 |
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[Wh det] [be] (3) [to-vb] been a Next page
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