| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] [v-ing] what [art] | 5 |
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| 2 | [be] [vb pp] [prep] [v-ing] what [art] | 5 |
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(1) [vb pp] [prep] [v-ing] what [art] Next page
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