| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be what [vb past] [prep] [adj] [noun] | 7 |
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| 2 | be [Wh det] happened [prep] [adj] [noun] | 5 |
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be [Wh det] [vb past] [prep] [adj] [noun] Next page
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